diff --git a/zh-cn/application-dev/reference/apis/js-apis-arraylist.md b/zh-cn/application-dev/reference/apis/js-apis-arraylist.md
index dd9a810be7cc4f0e7ee47c542b26cb107a363ce9..296283815c94abb8b08b27c3c3bb310b2868e9b0 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-arraylist.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-arraylist.md
@@ -11,6 +11,9 @@ ArrayList和[LinkedList](js-apis-linkedlist.md)相比，ArrayList的随机访问
 
 **推荐使用场景：** 当需要频繁读取集合中的元素时，推荐使用ArrayList。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -71,7 +74,7 @@ add(element: T): boolean
   let result1 = arrayList.add(1);
   let b = [1, 2, 3];
   let result2 = arrayList.add(b);
-  let c = {name: "lala", age: "13"};
+  let c = {name: "Dylon", age: "13"};
   let result3 = arrayList.add(false);
   ```
 
@@ -123,9 +126,9 @@ has(element: T): boolean
 
 ```ts
 let arrayList = new ArrayList();
-let result = arrayList.has("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-arrayList.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-let result1 = arrayList.has("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+let result = arrayList.has("squirrel");
+arrayList.add("squirrel");
+let result1 = arrayList.has("squirrel");
 ```
 
 ### getIndexOf
@@ -360,7 +363,7 @@ arrayList.add(4);
 arrayList.add(5);
 arrayList.add(4);
 arrayList.forEach((value, index) => {
-  console.log("value:" + value, index);
+  console.log(`value:${value}`, index);
 });
 ```
 
@@ -622,14 +625,14 @@ arrayList.add(4);
 
 // 使用方法一：
 for (let item of arrayList) { 
-  console.log("value:" + item); 
+  console.log(`value:${item}`); 
 } 
 
 // 使用方法二：
 let iter = arrayList[Symbol.iterator]();
 let temp = iter.next().value;
 while(temp != undefined) {
-  console.log("value:" + temp);
+  console.log(`value:${temp}`);
   temp = iter.next().value;
 }
 ```
\ No newline at end of file
diff --git a/zh-cn/application-dev/reference/apis/js-apis-buffer.md b/zh-cn/application-dev/reference/apis/js-apis-buffer.md
index 7261988556118d28bb5004f9e057075f0cde1f15..8f9dc2da74965af2331a49fe01a98cb8332d1118 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-buffer.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-buffer.md
@@ -5,7 +5,7 @@
 
 Buffer对象用于表示固定长度的字节序列,是专门存放二进制数据的缓存区。
 
-**推荐使用场景：** 可用于处理大量二进制数据，处理图片、文件接收上传、网络协议等等
+**推荐使用场景：** 可用于处理大量二进制数据，处理图片、文件接收上传等等
 
 ## 导入模块
 
@@ -15,6 +15,16 @@ import buffer from '@ohos.buffer';
 
 ## Buffer
 
+### 属性
+
+**系统能力：** SystemCapability.Utils.Lang
+
+| 名称 | 参数类型 | 可读 | 可写 | 说明 |
+| -------- | -------- | -------- | -------- | -------- |
+| length | number | 是 | 否 | buffer的字节长度。 |
+| buffer | ArrayBuffer | 是 | 否 | ArrayBuffer对象。 |
+| byteOffset | number | 是 | 否 | 当前buffer所在内存池的偏移量。 |
+
 ### alloc
 
 alloc(size: number, fill?: string | Buffer | number, encoding?: BufferEncoding): Buffer
@@ -438,6 +448,8 @@ compare(target: Buffer | Uint8Array, targetStart?: number, targetEnd?: number, s
 | sourceStart | number | 否 | `this`实例中开始的偏移量。 默认值: 0。 |
 | sourceEnd | number | 否 | `this`实例中结束的偏移量（不包括本身）。 默认值: buf.length。 |
 
+**返回值：**
+
 | 类型 | 说明 |
 | -------- | -------- |
 | number | 比较结果。-1:前排序，0:与buf相同，1:后排序。 |
@@ -1608,7 +1620,7 @@ let length = buffer1.write('abcd', 8);
 
 writeBigInt64BE(value: bigint, offset?: number): number
 
-从buf的offset偏移写入大端序的64位BigInt型数据value
+从buf的offset偏移写入有符号的大端序64位BigInt型数据value
 
 **系统能力：** SystemCapability.Utils.Lang
 
@@ -1639,7 +1651,7 @@ buf.writeBigInt64BE(0x0102030405060708n, 0);
 
 writeBigInt64LE(value: bigint, offset?: number): number
 
-从buf的offset偏移写入小端序的64位BigInt型数据value
+从buf的offset偏移写入有符号的小端序64位BigInt型数据value
 
 **系统能力：** SystemCapability.Utils.Lang
 
@@ -1670,7 +1682,7 @@ buf.writeBigInt64LE(0x0102030405060708n, 0);
 
 writeBigUInt64BE(value: bigint, offset?: number): number
 
-从buf的offset偏移写入大端序的64位BigUInt型数据value
+从buf的offset偏移写入无符号的大端序64位BigUInt型数据value
 
 **系统能力：** SystemCapability.Utils.Lang
 
@@ -1701,7 +1713,7 @@ buf.writeBigUInt64BE(0xdecafafecacefaden, 0);
 
 writeBigUInt64LE(value: bigint, offset?: number): number
 
-从buf的offset偏移写入小端序的64位BigUInt型数据value
+从buf的offset偏移写入无符号的小端序64位BigUInt型数据value
 
 **系统能力：** SystemCapability.Utils.Lang
 
@@ -1732,7 +1744,7 @@ buf.writeBigUInt64LE(0xdecafafecacefaden, 0);
 
 writeDoubleBE(value: number, offset?: number): number
 
-从buf的offset偏移写入大端序的64位有符号双浮点型数据value
+从buf的offset偏移写入大端序的64位双浮点型数据value
 
 **系统能力：** SystemCapability.Utils.Lang
 
@@ -1763,7 +1775,7 @@ buf.writeDoubleBE(123.456, 0);
 
 writeDoubleLE(value: number, offset?: number): number
 
-从buf的offset偏移写入小端序的64位有符号双浮点型数据value
+从buf的offset偏移写入小端序的64位双浮点型数据value
 
 **系统能力：** SystemCapability.Utils.Lang
 
@@ -1794,7 +1806,7 @@ buf.writeDoubleLE(123.456, 0);
 
 writeFloatBE(value: number, offset?: number): number
 
-从buf的offset偏移写入大端序的32位有符号浮点型数据value
+从buf的offset偏移写入大端序的32位浮点型数据value
 
 **系统能力：** SystemCapability.Utils.Lang
 
@@ -1826,7 +1838,7 @@ buf.writeFloatBE(0xcafebabe, 0);
 
 writeFloatLE(value: number, offset?: number): number
 
-从buf的offset偏移写入小端序的32位有符号浮点型数据value
+从buf的offset偏移写入小端序的32位浮点型数据value
 
 **系统能力：** SystemCapability.Utils.Lang
 
@@ -2419,7 +2431,7 @@ slice(start?: number, end?: number, type?: string): Blob
   let blob3 = blob.slice(0, 2, "MIME");
   ```
 
-  ### text
+### text
 
 text(): Promise&lt;string&gt;
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-deque.md b/zh-cn/application-dev/reference/apis/js-apis-deque.md
index 2d9c75c123d52b61e90188541760f27d7234cfcf..24842fadfee32c0df56f9917ce12ebef13cd5cc4 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-deque.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-deque.md
@@ -11,6 +11,9 @@ Deque和[Queue](js-apis-queue.md)相比，Queue的特点是先进先出，只能
 
 **推荐使用场景：** 需要频繁在集合两端进行增删元素的操作时，推荐使用Deque。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -63,7 +66,7 @@ deque.insertFront("a");
 deque.insertFront(1);
 let b = [1, 2, 3];
 deque.insertFront(b);
-let c = {name : "lala", age : "13"};
+let c = {name : "Dylon", age : "13"};
 deque.insertFront(false);
 ```
 
@@ -89,7 +92,7 @@ deque.insertEnd("a");
 deque.insertEnd(1);
 let b = [1, 2, 3];
 deque.insertEnd(b);
-let c = {name : "lala", age : "13"};
+let c = {name : "Dylon", age : "13"};
 deque.insertEnd(false);
 ```
 
@@ -117,9 +120,9 @@ has(element: T): boolean
 
 ```ts
 let deque = new Deque();
-let result = deque.has("Ahfbrgrbgnutfodgorrogorg");
-deque.insertFront("Ahfbrgrbgnutfodgorrogorg");
-let result1 = deque.has("Ahfbrgrbgnutfodgorrogorg");
+let result = deque.has("squirrel");
+deque.insertFront("squirrel");
+let result1 = deque.has("squirrel");
 ```
 
 ### popFirst
diff --git a/zh-cn/application-dev/reference/apis/js-apis-hashmap.md b/zh-cn/application-dev/reference/apis/js-apis-hashmap.md
index 746176465576b85cd8c6e7b746bee81c767973db..5a448d4bf04b34696ccdf3d11fd86184ad96123b 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-hashmap.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-hashmap.md
@@ -11,6 +11,10 @@ HashMap和[TreeMap](js-apis-treemap.md)相比，HashMap依据键的hashCode存
 
 **推荐使用场景：** 需要快速存取、删除以及插入键值对数据时，推荐使用HashMap。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- K: Key, 键<br>
+- V: Value, 值
+
 ## 导入模块
 
 ```ts
@@ -89,9 +93,9 @@ hasKey(key: K): boolean
 
 ```ts
 let hashMap = new HashMap();
-let result = hashMap.hasKey("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-let result1 = hashMap.hasKey("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+let result = hashMap.hasKey("squirrel");
+hashMap.set("squirrel", 123);
+let result1 = hashMap.hasKey("squirrel");
 ```
 
 
@@ -120,7 +124,7 @@ hasValue(value: V): boolean
 ```ts
 let hashMap = new HashMap();
 let result = hashMap.hasValue(123);
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
+hashMap.set("squirrel", 123);
 let result1 = hashMap.hasValue(123);
 ```
 
@@ -149,9 +153,9 @@ get(key: K): V
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-hashMap.set("sdfs", 356);
-let result = hashMap.get("sdfs");
+hashMap.set("squirrel", 123);
+hashMap.set("sparrow", 356);
+let result = hashMap.get("sparrow");
 ```
 
 
@@ -173,8 +177,8 @@ setAll(map: HashMap<K, V>): void
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-hashMap.set("sdfs", 356);
+hashMap.set("squirrel", 123);
+hashMap.set("sparrow", 356);
 let newHashMap = new HashMap();
 hashMap.setAll(newHashMap);
 ```
@@ -205,7 +209,7 @@ set(key: K, value: V): Object
 
 ```ts
 let hashMap = new HashMap();
-let result = hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
+let result = hashMap.set("squirrel", 123);
 ```
 
 
@@ -233,9 +237,9 @@ remove(key: K): V
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-hashMap.set("sdfs", 356);
-let result = hashMap.remove("sdfs");
+hashMap.set("squirrel", 123);
+hashMap.set("sparrow", 356);
+let result = hashMap.remove("sparrow");
 ```
 
 
@@ -251,8 +255,8 @@ clear(): void
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-hashMap.set("sdfs", 356);
+hashMap.set("squirrel", 123);
+hashMap.set("sparrow", 356);
 hashMap.clear();
 ```
 
@@ -275,8 +279,8 @@ keys(): IterableIterator&lt;K&gt;
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-hashMap.set("sdfs", 356);
+hashMap.set("squirrel", 123);
+hashMap.set("sparrow", 356);
 let iter = hashMap.keys();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -304,8 +308,8 @@ values(): IterableIterator&lt;V&gt;
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-hashMap.set("sdfs", 356);
+hashMap.set("squirrel", 123);
+hashMap.set("sparrow", 356);
 let iter = hashMap.values();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -340,8 +344,8 @@ replace(key: K, newValue: V): boolean
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("sdfs", 123);
-let result = hashMap.replace("sdfs", 357);
+hashMap.set("sparrow", 123);
+let result = hashMap.replace("sparrow", 357);
 ```
 
 
@@ -371,8 +375,8 @@ callbackfn的参数说明：
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("sdfs", 123);
-hashMap.set("dfsghsf", 357);
+hashMap.set("sparrow", 123);
+hashMap.set("gull", 357);
 hashMap.forEach((value, key) => {
   console.log("value:" + value, key);
 });
@@ -397,8 +401,8 @@ entries(): IterableIterator&lt;[K, V]&gt;
 
 ```ts
 let hashMap = new HashMap();
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-hashMap.set("sdfs", 356);
+hashMap.set("squirrel", 123);
+hashMap.set("sparrow", 356);
 let iter = hashMap.entries();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -426,8 +430,8 @@ while(temp != undefined) {
 **示例：**
 ```ts
 let hashMap = new HashMap();
-hashMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-hashMap.set("sdfs", 356);
+hashMap.set("squirrel", 123);
+hashMap.set("sparrow", 356);
 
 // 使用方法一：
 for (let item of hashMap) { 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-hashset.md b/zh-cn/application-dev/reference/apis/js-apis-hashset.md
index fd7cf5eeb8db8842aa0ab7378a562593f768a790..75751207b5430c5a02c21a15893968ed8a89889d 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-hashset.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-hashset.md
@@ -9,6 +9,9 @@ HashSet和[TreeSet](js-apis-treeset.md)相比，HashSet中的数据无序存放
 
 **推荐使用场景：** 可以利用HashSet不重复的特性，当需要不重复的集合或需要去重某个集合的时候使用。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -25,6 +28,17 @@ import HashSet from '@ohos.util.HashSet';
 | -------- | -------- | -------- | -------- | -------- |
 | length | number | 是 | 否 | HashSet的元素个数。 |
 
+**示例：**
+
+```ts
+let hashSet = new HashSet();
+hashSet.add(1);
+hashSet.add(2);
+hashSet.add(3);
+hashSet.add(4);
+hashSet.add(5);
+let res = hashSet.length;
+```
 
 ### constructor
 
@@ -87,9 +101,9 @@ has(value: T): boolean
 
 ```ts
 let hashSet = new HashSet();
-let result = hashSet.has("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-hashSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-let result1 = hashSet.has("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+let result = hashSet.has("squirrel");
+hashSet.add("squirrel");
+let result1 = hashSet.has("squirrel");
 ```
 
 
@@ -117,7 +131,7 @@ add(value: T): boolean
 
 ```ts
 let hashSet = new HashSet();
-let result = hashSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+let result = hashSet.add("squirrel");
 ```
 
 
@@ -145,9 +159,9 @@ remove(value: T): boolean
 
 ```ts
 let hashSet = new HashSet();
-hashSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-hashSet.add("sdfs");
-let result = hashSet.remove("sdfs");
+hashSet.add("squirrel");
+hashSet.add("sparrow");
+let result = hashSet.remove("sparrow");
 ```
 
 
@@ -163,8 +177,8 @@ clear(): void
 
 ```ts
 let hashSet = new HashSet();
-hashSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-hashSet.add("sdfs");
+hashSet.add("squirrel");
+hashSet.add("sparrow");
 hashSet.clear();
 ```
 
@@ -187,8 +201,8 @@ values(): IterableIterator&lt;T&gt;
 
 ```ts
 let hashSet = new HashSet();
-hashSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-hashSet.add("sdfs");
+hashSet.add("squirrel");
+hashSet.add("sparrow");
 let iter = hashSet.values();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -224,8 +238,8 @@ callbackfn的参数说明：
 
 ```ts
 let hashSet = new HashSet();
-hashSet.add("sdfs");
-hashSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+hashSet.add("sparrow");
+hashSet.add("squirrel");
 hashSet.forEach((value, key) => {
   console.log("value:" + value, key);
 });
@@ -249,8 +263,8 @@ entries(): IterableIterator<[T, T]>
 
 ```ts
 let hashSet = new HashSet();
-hashSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-hashSet.add("sdfs");
+hashSet.add("squirrel");
+hashSet.add("sparrow");
 let iter = hashSet.entries();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -279,8 +293,8 @@ while(temp != undefined) {
 
 ```ts
 let hashSet = new HashSet();
-hashSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-hashSet.add("sdfs");
+hashSet.add("squirrel");
+hashSet.add("sparrow");
 
 // 使用方法一：
 for (let item of hashSet) { 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-lightweightmap.md b/zh-cn/application-dev/reference/apis/js-apis-lightweightmap.md
index 444b5e783b66ae99b2bdee8ef12b9bab03bb3133..f42de292424a9f2fc3cf72ffe4c23fd6d9c6c917 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-lightweightmap.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-lightweightmap.md
@@ -11,6 +11,10 @@ LightWeightMap和[HashMap](js-apis-hashmap.md)都是用来存储键值对的集
 
 **推荐使用场景：** 当需要存取key-value键值对时，推荐使用占用内存更小的LightWeightMap。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- K: Key, 键<br>
+- V: Value, 值
+
 ## 导入模块
 
 ```ts
@@ -91,10 +95,10 @@ hasAll(map: LightWeightMap<K, V>): boolean
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let map = new LightWeightMap();
-map.set("sdfs", 356);
+map.set("sparrow", 356);
 let result = lightWeightMap.hasAll(map);
 ```
 
@@ -124,9 +128,9 @@ hasKey(key: K): boolean;
 ```ts
 let lightWeightMap = new LightWeightMap();
 let result = lightWeightMap.hasKey;
-lightWeightMap.hasKey("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-let result1 = lightWeightMap.hasKey("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+lightWeightMap.hasKey("squirrel");
+lightWeightMap.set("squirrel", 123);
+let result1 = lightWeightMap.hasKey("squirrel");
 ```
 
 
@@ -155,7 +159,7 @@ hasValue(value: V): boolean
 ```ts
 let lightWeightMap = new LightWeightMap();
 let result = lightWeightMap.hasValue(123);
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
+lightWeightMap.set("squirrel", 123);
 let result1 = lightWeightMap.hasValue(123);
 ```
 
@@ -206,9 +210,9 @@ get(key: K): V
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
-let result = lightWeightMap.get("sdfs");
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
+let result = lightWeightMap.get("sparrow");
 ```
 
 
@@ -236,9 +240,9 @@ getIndexOfKey(key: K): number
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
-let result = lightWeightMap.getIndexOfKey("sdfs");
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
+let result = lightWeightMap.getIndexOfKey("sparrow");
 ```
 
 
@@ -266,8 +270,8 @@ getIndexOfValue(value: V): number
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let result = lightWeightMap.getIndexOfValue(123);
 ```
 
@@ -296,8 +300,8 @@ getKeyAt(index: number): K
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let result = lightWeightMap.getKeyAt(1);
 ```
 
@@ -320,8 +324,8 @@ setAll(map: LightWeightMap<K, V>): void
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let map = new LightWeightMap();
 lightWeightMap.setAll(map);
 ```
@@ -351,7 +355,7 @@ set(key: K, value: V): Object
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-let result = lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
+let result = lightWeightMap.set("squirrel", 123);
 ```
 
 
@@ -379,9 +383,9 @@ remove(key: K): V
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
-lightWeightMap.remove("sdfs");
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
+lightWeightMap.remove("sparrow");
 ```
 
 
@@ -409,8 +413,8 @@ removeAt(index: number): boolean
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let result = lightWeightMap.removeAt(1);
 ```
 
@@ -440,8 +444,8 @@ setValueAt(index: number, newValue: V): boolean
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 lightWeightMap.setValueAt(1, 3546);
 ```
 
@@ -470,8 +474,8 @@ getValueAt(index: number): V
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let result = lightWeightMap.getValueAt(1);
 ```
 
@@ -488,8 +492,8 @@ clear(): void
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 lightWeightMap.clear();
 ```
 
@@ -512,8 +516,8 @@ keys(): IterableIterator&lt;K&gt;
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let iter = lightWeightMap.keys();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -541,8 +545,8 @@ values(): IterableIterator&lt;V&gt;
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let iter = lightWeightMap.values();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -578,8 +582,8 @@ callbackfn的参数说明：
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("sdfs", 123);
-lightWeightMap.set("dfsghsf", 357);
+lightWeightMap.set("sparrow", 123);
+lightWeightMap.set("gull", 357);
 lightWeightMap.forEach((value, key) => {
   console.log("value:" + value, key);
 });
@@ -604,8 +608,8 @@ entries(): IterableIterator<[K, V]>
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 let iter = lightWeightMap.entries();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -633,8 +637,8 @@ toString(): String
 
   ```ts
   let lightWeightMap = new LightWeightMap();
-  lightWeightMap.set("A", 123);
-  lightWeightMap.set("sdfs", 356);
+  lightWeightMap.set("squirrel", 123);
+  lightWeightMap.set("sparrow", 356);
   let iter = lightWeightMap.toString();
   ```
 
@@ -656,8 +660,8 @@ toString(): String
 
 ```ts
 let lightWeightMap = new LightWeightMap();
-lightWeightMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-lightWeightMap.set("sdfs", 356);
+lightWeightMap.set("squirrel", 123);
+lightWeightMap.set("sparrow", 356);
 
 // 使用方法一：
 for (let item of lightWeightMap) { 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-lightweightset.md b/zh-cn/application-dev/reference/apis/js-apis-lightweightset.md
index a308d35203c30c1a5d69d27f2a8eb9d3ae5a99a7..c7fd041214276225fedac8f59859d6d759d3f15f 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-lightweightset.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-lightweightset.md
@@ -13,6 +13,9 @@ LightWeightSet和[HashSet](js-apis-hashset.md)都是用来存储键值的集合
 
 **推荐使用场景：** 当需要存取某个集合或是对某个集合去重时，推荐使用占用内存更小的LightWeightSet。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -92,7 +95,7 @@ add(obj: T): boolean
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-let result = lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+let result = lightWeightSet.add("squirrel");
 ```
 
 
@@ -114,10 +117,10 @@ addAll(set: LightWeightSet&lt;T&gt;): boolean
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 let set = new LightWeightSet();
-set.add("sfage");
+set.add("gull");
 let result = lightWeightSet.addAll(set);
 ```
 
@@ -146,10 +149,10 @@ hasAll(set: LightWeightSet&lt;T&gt;): boolean
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 let set = new LightWeightSet();
-set.add("sdfs");
+set.add("sparrow");
 let result = lightWeightSet.hasAll(set);
 ```
 
@@ -208,9 +211,9 @@ equal(obj: Object): boolean
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
-let obj = ["Ahfbrgrbgnutfodgorrogorgrogofdfdf", "sdfs"];
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
+let obj = ["squirrel", "sparrow"];
 let result = lightWeightSet.equal(obj);
 ```
 
@@ -261,9 +264,9 @@ getIndexOf(key: T): number
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
-let result = lightWeightSet.getIndexOf("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
+let result = lightWeightSet.getIndexOf("sparrow");
 ```
 
 
@@ -291,9 +294,9 @@ remove(key: T): T
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
-let result = lightWeightSet.remove("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
+let result = lightWeightSet.remove("sparrow");
 ```
 
 
@@ -321,8 +324,8 @@ removeAt(index: number): boolean
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 let result = lightWeightSet.removeAt(1);
 ```
 
@@ -351,8 +354,8 @@ getValueAt(index: number): T
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 let result = lightWeightSet.getValueAt(1);
 ```
 
@@ -369,8 +372,8 @@ clear(): void
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 lightWeightSet.clear();
 ```
 
@@ -393,8 +396,8 @@ toString(): String
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 let result = lightWeightSet.toString();
 ```
 
@@ -417,8 +420,8 @@ toArray(): Array&lt;T&gt;
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 let result = lightWeightSet.toArray();
 ```
 
@@ -441,8 +444,8 @@ values(): IterableIterator&lt;T&gt;
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 let iter = lightWeightSet.values();
 let index = 0;
 while(index < lightWeightSet.length) {
@@ -478,8 +481,8 @@ callbackfn的参数说明：
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("sdfs");
-lightWeightSet.add("dfsghsf");
+lightWeightSet.add("sparrow");
+lightWeightSet.add("gull");
 lightWeightSet.forEach((value, key) => {
   console.log("value:" + value, key);
 });
@@ -504,8 +507,8 @@ entries(): IterableIterator<[T, T]>
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 let iter = lightWeightSet.entries();
 let index = 0;
 while(index < lightWeightSet.length) {
@@ -533,8 +536,8 @@ while(index < lightWeightSet.length) {
 
 ```ts
 let lightWeightSet = new LightWeightSet();
-lightWeightSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-lightWeightSet.add("sdfs");
+lightWeightSet.add("squirrel");
+lightWeightSet.add("sparrow");
 
 // 使用方法一：
 for (let item of lightWeightSet) { 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-linkedlist.md b/zh-cn/application-dev/reference/apis/js-apis-linkedlist.md
index e5a46eae66cff08fd3999798718e74a954d28b46..aa231767f1089485f337dfcc72951e3ed14378f9 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-linkedlist.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-linkedlist.md
@@ -11,6 +11,9 @@ LinkedList和[ArrayList](js-apis-arraylist.md)相比，存取数据的效率不
 
 **推荐使用场景：** 当需要频繁的插入删除时，推荐使用LinkedList高效操作。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -75,7 +78,7 @@ let result = linkedList.add("a");
 let result1 = linkedList.add(1);
 let b = [1, 2, 3];
 linkedList.add(b);
-let c = {name : "lala", age : "13"};
+let c = {name : "Dylon", age : "13"};
 let result3 = linkedList.add(false);
 ```
 
@@ -101,7 +104,7 @@ linkedList.addFirst("a");
 linkedList.addFirst(1);
 let b = [1, 2, 3];
 linkedList.addFirst(b);
-let c = {name : "lala", age : "13"};
+let c = {name : "Dylon", age : "13"};
 linkedList.addFirst(false);
 ```
 
@@ -153,9 +156,9 @@ has(element: T): boolean
 
 ```ts
 let linkedList = new LinkedList();
-let result1 = linkedList.has("Ahfbrgrbgnutfodgorrogorg");
-linkedList.add("Ahfbrgrbgnutfodgorrogorg");
-let result = linkedList.has("Ahfbrgrbgnutfodgorrogorg");
+let result1 = linkedList.has("squirrel");
+linkedList.add("squirrel");
+let result = linkedList.has("squirrel");
 ```
 
 ### get
diff --git a/zh-cn/application-dev/reference/apis/js-apis-list.md b/zh-cn/application-dev/reference/apis/js-apis-list.md
index 18e88714732fe279c5bb7ffecfdae50911bd7b0f..a4844ede56a8011d93b7ee05697b87702300c87b 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-list.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-list.md
@@ -9,6 +9,9 @@ List和[LinkedList](js-apis-linkedlist.md)相比，LinkedList是双向链表，
 
 **推荐使用场景：** 当需要频繁的插入删除时，推荐使用List高效操作。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -71,7 +74,7 @@ let result = list.add("a");
 let result1 = list.add(1);
 let b = [1, 2, 3];
 list.add(b);
-let c = {name : "lala", age : "13"};
+let c = {name : "Dylon", age : "13"};
 let result3 = list.add(false);
 ```
 
@@ -123,9 +126,9 @@ has(element: T): boolean
 
 ```ts
 let list = new List();
-let result = list.has("Ahfbrgrbgnutfodgorrogorg");
-list.add("Ahfbrgrbgnutfodgorrogorg");
-let result1 = list.has("Ahfbrgrbgnutfodgorrogorg");
+let result = list.has("squirrel");
+list.add("squirrel");
+let result1 = list.has("squirrel");
 ```
 
 ### get
@@ -180,7 +183,7 @@ getLastIndexOf(element: T): number
 
 | 类型 | 说明 |
 | -------- | -------- |
-| number | 查找指定元素最后一次出现的下标值，查找失败返回-1。 |
+| number | 返回指定元素最后一次出现的下标值，没有找到返回-1。 |
 
 **示例：**
 
@@ -249,7 +252,7 @@ equal(obj: Object): boolean
 
 | 类型 | 说明 |
 | -------- | -------- |
-| boolean | 如果对象与此列表相同回true，否则返回false。 |
+| boolean | 如果对象与此列表相同返回true，否则返回false。 |
 
 **示例：**
 
@@ -264,7 +267,7 @@ obj1.add(2);
 obj1.add(4);
 obj1.add(5);
 list.equal(obj1);
-let obj2 = {name : "lala", age : "13"};
+let obj2 = {name : "Dylon", age : "13"};
 let result = list.equal(obj2);
 ```
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-plainarray.md b/zh-cn/application-dev/reference/apis/js-apis-plainarray.md
index bcc4f233657df8975a0a4b40d8585afdb54c75c7..ce23500b7dfbc51463f684e25f3369b6d32e0077 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-plainarray.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-plainarray.md
@@ -11,6 +11,9 @@ PlainArray和[LightWeightMap](js-apis-lightweightmap.md)都是用来存储键值
 
 **推荐使用场景：** 当需要存储key值为number类型的键值对时，可以使用PlainArray。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -92,7 +95,7 @@ has(key: number): boolean
 ```ts
 let plainArray = new PlainArray();
 plainArray.has(1);
-plainArray.add(1, "sddfhf");
+plainArray.add(1, "squirrel");
 let result1 = plainArray.has(1);
 ```
 
@@ -121,8 +124,8 @@ get(key: number): T
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 let result = plainArray.get(1);
 ```
 
@@ -151,8 +154,8 @@ getIndexOfKey(key: number): number
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 let result = plainArray.getIndexOfKey(2);
 ```
 
@@ -181,9 +184,9 @@ getIndexOfValue(value: T): number
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
-let result = plainArray.getIndexOfValue("sddfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
+let result = plainArray.getIndexOfValue("squirrel");
 ```
 
 
@@ -211,8 +214,8 @@ getKeyAt(index: number): number
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 let result = plainArray.getKeyAt(1);
 ```
 
@@ -240,8 +243,8 @@ getValueAt(index: number): T
 
   ```ts
   let plainArray = new PlainArray();
-  plainArray.add(1, "sddfhf");
-  plainArray.add(2, "sffdfhf");
+  plainArray.add(1, "squirrel");
+  plainArray.add(2, "sparrow");
   let result = plainArray.getKeyAt(1);
   ```
 
@@ -263,8 +266,8 @@ clone(): PlainArray&lt;T&gt;
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 let newPlainArray = plainArray.clone();
 ```
 
@@ -288,7 +291,7 @@ add(key: number, value: T): void
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
+plainArray.add(1, "squirrel");
 ```
 
 
@@ -316,8 +319,8 @@ remove(key: number): T
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 plainArray.remove(2);
 let result = plainArray.remove(2);
 ```
@@ -347,8 +350,8 @@ removeAt(index: number): T
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 plainArray.removeAt(1);
 let result = plainArray.removeAt(1);
 ```
@@ -379,8 +382,8 @@ removeRangeFrom(index: number, size: number): number
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 let result = plainArray.removeRangeFrom(1, 3);
 ```
 
@@ -404,8 +407,8 @@ setValueAt(index: number, value: T): void
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 plainArray.setValueAt(1, 3546);
 ```
 
@@ -428,8 +431,8 @@ toString(): String
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 let result = plainArray.toString();
 ```
 
@@ -446,8 +449,8 @@ clear(): void
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 plainArray.clear();
 ```
 
@@ -478,8 +481,8 @@ callbackfn的参数说明：
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 plainArray.forEach((value, index) => {
   console.log("value:" + value, index);
 });
@@ -504,8 +507,8 @@ plainArray.forEach((value, index) => {
 
 ```ts
 let plainArray = new PlainArray();
-plainArray.add(1, "sddfhf");
-plainArray.add(2, "sffdfhf");
+plainArray.add(1, "squirrel");
+plainArray.add(2, "sparrow");
 
 // 使用方法一：
 for (let item of plainArray) { 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-queue.md b/zh-cn/application-dev/reference/apis/js-apis-queue.md
index b8d81d54e124889764a17782cc08ef27723f6ebf..6f2e4d3f02c97685aa30d066c6a1b127762f7583 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-queue.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-queue.md
@@ -9,6 +9,9 @@ Queue和[Deque](js-apis-deque.md)相比，Queue只能在一端删除一端增加
 
 **推荐使用场景：** 一般符合先进先出的场景可以使用Queue。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -71,7 +74,7 @@ let result1 = queue.add(1);
 queue.add(1);
 let b = [1, 2, 3];
 queue.add(b);
-let c = {name : "lala", age : "13"};
+let c = {name : "Dylon", age : "13"};
 let result3 = queue.add(c);
 ```
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-stack.md b/zh-cn/application-dev/reference/apis/js-apis-stack.md
index 3f8acdad6738a2d96306d1c2583a4fabe275cc4f..effc04dc16052ae6b493131c6e6b80c4d4a7e92b 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-stack.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-stack.md
@@ -9,6 +9,9 @@ Stack和[Queue](js-apis-queue.md)相比，Queue基于循环队列实现，只能
 
 **推荐使用场景：** 一般符合先进后出的场景可以使用Stack。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -72,7 +75,7 @@ let result = stack.push("a");
 let result1 = stack.push(1);
 let b = [1, 2, 3];
 stack.push(b);
-let c = {name : "lala", age : "13"};
+let c = {name : "Dylon", age : "13"};
 let result3 = stack.push(c);
 ```
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-treemap.md b/zh-cn/application-dev/reference/apis/js-apis-treemap.md
index e9507818321ae4ee853faaf870d9644b32f99cb7..44db6c9f782a79c29654c288c377f6a41f716fde 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-treemap.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-treemap.md
@@ -11,6 +11,10 @@ TreeMap和[HashMap](js-apis-treemap.md)相比，HashMap依据键的hashCode存
 
 **推荐使用场景：** 一般需要存储有序键值对的场景，可以使用TreeMap。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- K: Key, 键<br>
+- V: Value, 值
+
 ## 导入模块
 
 ```ts
@@ -95,9 +99,9 @@ hasKey(key: K): boolean
 
 ```ts
 let treeMap = new TreeMap();
-let result = treeMap.hasKey("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-let result1 = treeMap.hasKey("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+let result = treeMap.hasKey("squirrel");
+treeMap.set("squirrel", 123);
+let result1 = treeMap.hasKey("squirrel");
 ```
 
 
@@ -126,7 +130,7 @@ hasValue(value: V): boolean
 ```ts
 let treeMap = new TreeMap();
 let result = treeMap.hasValue(123);
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
+treeMap.set("squirrel", 123);
 let result1 = treeMap.hasValue(123);
 ```
 
@@ -155,9 +159,9 @@ get(key: K): V
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
-let result = treeMap.get("sdfs");
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
+let result = treeMap.get("sparrow");
 ```
 
 
@@ -179,8 +183,8 @@ getFirstKey(): K
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
 let result = treeMap.getFirstKey();
 ```
 
@@ -203,8 +207,8 @@ getLastKey(): K
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
 let result = treeMap.getLastKey();
 ```
 
@@ -227,8 +231,8 @@ setAll(map: TreeMap<K, V>): void
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
 let map = new TreeMap();
 treeMap.setAll(map);
 ```
@@ -259,7 +263,7 @@ set(key: K, value: V): Object
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
+treeMap.set("squirrel", 123);
 ```
 
 
@@ -287,9 +291,9 @@ remove(key: K): V
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
-treeMap.remove("sdfs");
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
+treeMap.remove("sparrow");
 ```
 
 
@@ -317,10 +321,10 @@ getLowerKey(key: K): K
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
-treeMap.set("zdfgsd", 356);
-let result = treeMap.getLowerKey("sdfs");
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
+treeMap.set("gander", 356);
+let result = treeMap.getLowerKey("sparrow");
 ```
 
 
@@ -348,10 +352,10 @@ getHigherKey(key: K): K
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
-treeMap.set("zdfgsd", 356);
-let result = treeMap.getHigherKey("sdfs");
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
+treeMap.set("gander", 356);
+let result = treeMap.getHigherKey("sparrow");
 ```
 
 ### replace
@@ -379,8 +383,8 @@ replace(key: K, newValue: V): boolean
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("sdfs", 123);
-let result = treeMap.replace("sdfs", 357);
+treeMap.set("sparrow", 123);
+let result = treeMap.replace("sparrow", 357);
 ```
 
 
@@ -396,8 +400,8 @@ clear(): void
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
 treeMap.clear();
 ```
 
@@ -420,8 +424,8 @@ keys(): IterableIterator&lt;K&gt;
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
 let iter = treeMap.keys();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -449,8 +453,8 @@ values(): IterableIterator&lt;V&gt;
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
 let iter = treeMap.values();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -486,8 +490,8 @@ callbackfn的参数说明：
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("sdfs", 123);
-treeMap.set("dfsghsf", 357);
+treeMap.set("sparrow", 123);
+treeMap.set("gull", 357);
 treeMap.forEach((value, key) => {
   console.log("value:" + value, key);
 });
@@ -512,8 +516,8 @@ entries(): IterableIterator<[K, V]>
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
 let iter = treeMap.entries();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -541,8 +545,8 @@ while(temp != undefined) {
 
 ```ts
 let treeMap = new TreeMap();
-treeMap.set("Ahfbrgrbgnutfodgorrogorgrogofdfdf", 123);
-treeMap.set("sdfs", 356);
+treeMap.set("squirrel", 123);
+treeMap.set("sparrow", 356);
 
 // 使用方法一：
 for (let item of treeMap) { 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-treeset.md b/zh-cn/application-dev/reference/apis/js-apis-treeset.md
index c1260540b673a10c13f789459af9a1a62cdd7594..5d2e7f2abc1b3ba94f25cb9b1576bca3b2830e38 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-treeset.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-treeset.md
@@ -9,6 +9,9 @@ TreeSet和[HashSet](js-apis-hashset.md)相比，HashSet中的数据无序存放
 
 **推荐使用场景：** 一般需要存储有序集合的场景，可以使用TreeSet。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -28,7 +31,7 @@ import TreeSet from '@ohos.util.TreeSet';
 
 ### constructor
 
-constructor(comparator?:(firstValue: T, secondValue: T) => boolean)
+constructor(comparator?: (firstValue: T, secondValue: T) => boolean)
 
 TreeSet的构造函数。
 
@@ -117,8 +120,8 @@ getFirstValue(): T
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
 let result = treeSet.getFirstValue();
 ```
 
@@ -141,8 +144,8 @@ getLastValue(): T
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
 let result = treeSet.getLastValue();
 ```
 
@@ -171,7 +174,7 @@ add(value: T): boolean
 
 ```ts
 let treeSet = new TreeSet();
-let result = treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+let result = treeSet.add("squirrel");
 ```
 
 
@@ -199,9 +202,9 @@ remove(value: T): boolean
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
-let result = treeSet.remove("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
+let result = treeSet.remove("sparrow");
 ```
 
 
@@ -229,10 +232,10 @@ getLowerValue(key: T): T
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
-treeSet.add("zdfgsd");
-let result = treeSet.getLowerValue("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
+treeSet.add("gander");
+let result = treeSet.getLowerValue("sparrow");
 ```
 
 
@@ -260,10 +263,10 @@ getHigherValue(key: T): T
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
-treeSet.add("zdfgsd");
-let result = treeSet.getHigherValue("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
+treeSet.add("gander");
+let result = treeSet.getHigherValue("sparrow");
 ```
 
 
@@ -285,8 +288,8 @@ popFirst(): T
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
 let result = treeSet.popFirst();
 ```
 
@@ -309,8 +312,8 @@ popLast(): T
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
 let result = treeSet.popLast();
 ```
 
@@ -327,8 +330,8 @@ clear(): void
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
 treeSet.clear();
 ```
 
@@ -351,8 +354,8 @@ values(): IterableIterator&lt;T&gt;
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
 let iter = treeSet.values();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -388,8 +391,8 @@ callbackfn的参数说明：
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("sdfs");
-treeSet.add("dfsghsf");
+treeSet.add("sparrow");
+treeSet.add("gull");
 treeSet.forEach((value, key) => {
   console.log("value:" + value, key)
 });
@@ -414,8 +417,8 @@ entries(): IterableIterator<[T, T]>
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
 let iter = treeSet.entries();
 let temp = iter.next().value;
 while(temp != undefined) {
@@ -444,8 +447,8 @@ while(temp != undefined) {
 
 ```ts
 let treeSet = new TreeSet();
-treeSet.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-treeSet.add("sdfs");
+treeSet.add("squirrel");
+treeSet.add("sparrow");
   
 // 使用方法一：
 for (let item of treeSet) { 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-vector.md b/zh-cn/application-dev/reference/apis/js-apis-vector.md
index c57bbca6ded6ba8ecc5d7d6449849f982ac4cdfa..921c82b5ebd90b46ab78b469c1ad0326026bf651 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-vector.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-vector.md
@@ -9,6 +9,9 @@ Vector和[ArrayList](js-apis-arraylist.md)相似，都是基于数组实现，
 
 **推荐使用场景：** 当数据量大时，一般使用Vector来存取数据。
 
+文档中存在泛型的使用,涉及以下泛型标记符:<br>
+- T: Type, 类
+
 ## 导入模块
 
 ```ts
@@ -70,7 +73,7 @@ let result = vector.add("a");
 let result1 = vector.add(1);
 let b = [1, 2, 3];
 vector.add(b);
-let c = {name : "lala", age : "13"};
+let c = {name : "Dylon", age : "13"};
 let result3 = vector.add(c);
 ```
 
@@ -122,9 +125,9 @@ has(element: T): boolean
 
 ```ts
 let vector = new Vector();
-let result = vector.has("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-vector.add("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
-let result1 = vector.has("Ahfbrgrbgnutfodgorrogorgrogofdfdf");
+let result = vector.has("squirrel");
+vector.add("squirrel");
+let result1 = vector.has("squirrel");
 ```
 
 ### getIndexOf