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diff --git a/zh-cn/application-dev/ui/figures/stack1.png b/zh-cn/application-dev/ui/figures/stack1.png
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diff --git a/zh-cn/application-dev/ui/figures/zh-cn_image_0000001218739570.png b/zh-cn/application-dev/ui/figures/zh-cn_image_0000001218739570.png
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diff --git a/zh-cn/application-dev/ui/ui-ts-layout-flex.md b/zh-cn/application-dev/ui/ui-ts-layout-flex.md
index 3d33681082d1dc1014a17a4a9dae262a7a9e359f..95d9b19543dc641d0f3cc2c3fc8880a4bca23b6a 100644
--- a/zh-cn/application-dev/ui/ui-ts-layout-flex.md
+++ b/zh-cn/application-dev/ui/ui-ts-layout-flex.md
@@ -312,8 +312,8 @@
     .padding(10)
     .backgroundColor(0xAFEEEE)
     ```
-    
-    ![zh-cn_image_0000001218739570](figures/zh-cn_image_0000001218739570.png)
+  
+    ![zh-cn_image_0000001218739570](figures/itemalignstretch.png)
 
 - ItemAlign. Baseline：交叉轴方向文本基线对齐。
 
diff --git a/zh-cn/application-dev/ui/ui-ts-layout-stack.md b/zh-cn/application-dev/ui/ui-ts-layout-stack.md
index 63904bd277cea803b4c9147ebf618be26e561d02..19f7026c6f9868826fb716afeaaf0bf37e715b57 100644
--- a/zh-cn/application-dev/ui/ui-ts-layout-stack.md
+++ b/zh-cn/application-dev/ui/ui-ts-layout-stack.md
@@ -47,7 +47,7 @@ Stack容器中兄弟组件显示层级关系可以通过[zIndex](../reference/ar
     ```ts
     Stack({ alignContent: Alignment.BottomStart }) {
         Column() {
-          Text('Stack子元素1').textAlign(TextAlign.End).fontSize(20)
+          Text('Stack子元素1').fontSize(20)
         }.width(100).height(100).backgroundColor(0xffd306).zIndex(2)
         Column() {
           Text('Stack子元素2').fontSize(20)