diff --git a/zh-cn/application-dev/reference/apis/js-apis-radio.md b/zh-cn/application-dev/reference/apis/js-apis-radio.md
index 5bf21f1949f007fa5f6d1544a643ec170754ffb7..08f4e9162bb6abdf29345c5a524b31c5d57d8926 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-radio.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-radio.md
@@ -408,7 +408,7 @@ isNrSupported\(slotId: number\): boolean
 ```js
 let slotId = 0;
 let result = radio.isNrSupported(slotId);
-console.log(result);
+console.log("result is "+ result);
 ```
 
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-sim.md b/zh-cn/application-dev/reference/apis/js-apis-sim.md
index d47e6cb0679ac36af039c0da63270f73912382c2..9d846f61af0484b8fcd159d016581c67a8d2c8ea 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-sim.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-sim.md
@@ -521,7 +521,7 @@ getMaxSimCount\(\): number
 **示例：**
 
 ```js
-console.log(sim.getMaxSimCount())
+console.log("the result is "+sim.getMaxSimCount())
 ```
 
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-uri.md b/zh-cn/application-dev/reference/apis/js-apis-uri.md
index bde1c76afa3a9cc926d654c5aeec00383bcb28bd..e4d88846fbbced34b62e55081bf1ae966c13395b 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-uri.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-uri.md
@@ -41,7 +41,7 @@ constructor是URI的构造函数。
 
 | 参数名 | 类型 | 可读 | 可写 | 说明 |
 | -------- | -------- | -------- | -------- | -------- |
-| url | string | 是 | 是 | 入参对象。 |
+| uri | string | 是 | 是 | 入参对象。 |
 
 **示例：**
 
@@ -71,7 +71,7 @@ toString(): string
 **示例：**
 
 ```js
-const url = new uri.URL('http://username:password@host:8080/directory/file?query=pppppp#qwer=da');
+const url = new uri.URI('http://username:password@host:8080/directory/file?query=pppppp#qwer=da');
 url.toString()
 ```