diff --git a/example/pages/picker-modal/wx-model-picker.mpx b/example/pages/picker-modal/wx-model-picker.mpx
index 0dc8584..795d0b4 100644
--- a/example/pages/picker-modal/wx-model-picker.mpx
+++ b/example/pages/picker-modal/wx-model-picker.mpx
@@ -1,6 +1,6 @@
 <template>
   <view>
-    <view>通过 wx:model 控制显隐藏，当前值:</view>
+    <view>通过 wx:model 控制显隐藏，当前值：</view>
     <cube-radio-group
       col-num="{{ 2 }}"
       options="{{ options }}"