Merge branch 'next' of https://github.com/jdf2e/nutui into next

src/packages/__VUE/checkbox/doc.en-US.md

@@ -409,7 +409,7 @@ When the value changes, the `change` event will be triggered
 |----- | ----- | ----- 
 | change | Triggered when the value changes | label,`label` returns an array representing the collection of currently selected items 
 
-### CheckboxGroup API
+### CheckboxGroup Methods
 
 | methodName | Description | Arguments 
 |----- | ----- | ----- 

src/packages/__VUE/checkbox/doc.md

@@ -412,7 +412,7 @@ app.use(Icon);
 | change | 值变化时触发 | label,`label`返回一个数组，表示当前选中项的集合
 
 
-### CheckboxGroup API
+### CheckboxGroup 方法
 
 | 方法名 | 说明 | 参数 
 |----- | ----- | ----- 

src/packages/__VUE/collapse/doc.en-US.md

@@ -256,7 +256,8 @@ export default {
 </script>
 ```
 :::
-### Collapse Prop
+## API
+### Collapse Props
 
 | Attribute | Description | Type   | Default |
 |----- | ----- | ----- | ----- 
@@ -272,7 +273,7 @@ export default {
 | rotate | Click the rotation angle of collapse and expansion to take effect in the custom icon mode | string \ number | 180 |
 
 
-### CollapseItem Prop
+### CollapseItem Props
 | Attribute | Description | Type   | Default  | 
 |------|------|------|------|
 |name | unique identifier, required | string \ number | - 1|