diff --git a/zh-cn/application-dev/key-features/multi-device-app-dev/adaptive-layout.md b/zh-cn/application-dev/key-features/multi-device-app-dev/adaptive-layout.md
index 544a2d5594dc2c243cff66a7117a5c403354caf7..4cf432bd0d02aef68cbd378e24ae5e42af2ec515 100644
--- a/zh-cn/application-dev/key-features/multi-device-app-dev/adaptive-layout.md
+++ b/zh-cn/application-dev/key-features/multi-device-app-dev/adaptive-layout.md
@@ -424,8 +424,8 @@ struct ScaleCapabilitySample {
         .border({ width: 2, color: "#66F1CCB8"})  // 边框，仅用于展示效果
       }
       .backgroundColor("#FFFFFF")
-      .height(this.sliderWidth)
-      .width(this.sliderHeight)
+      .height(this.sliderHeight)
+      .width(this.sliderWidth)
 
       this.slider()
     }.width('100%')