diff --git a/zh-cn/application-dev/ui/ts-component-creation-re-initialization.md b/zh-cn/application-dev/ui/ts-component-creation-re-initialization.md
index fba16b8fff39be1fcc26a37a2b2f6d58c89c2746..97e6677b55175fcc65910b6c07dc08d643b59ced 100644
--- a/zh-cn/application-dev/ui/ts-component-creation-re-initialization.md
+++ b/zh-cn/application-dev/ui/ts-component-creation-re-initialization.md
@@ -61,7 +61,7 @@ struct ParentComp {
                 Image('stopwatch.png')
                 TimerComponent({counter: 0, changePerSec: +1, showInColor: Color.Black })
             }
-            Button(this.isCountDown ? 'Swtich to Stopwatch' : 'Switch to Count Down')
+            Button(this.isCountDown ? 'Switch to Stopwatch' : 'Switch to Count Down')
                 .onClick(() => {this.isCountDown = !this.isCountDown})
         }
     }