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 2d40d7b8fd392e60519d39b802cfe53aac767593..10963cd30c214bcaad17668976d3f2b38391312e 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%')