After the user selects a value from the list and the control loses focus (upon the blur event), the controls that are dependent on the current field are cleared.

用户从列表中选择了一个值之后，控件将失去焦点(在blur事件发生时)，依赖于当前字段的控件将被清除。

youdao

After the user selects a value from the list and the control loses focus (upon the blur event), the controls that are dependent on the current field are cleared.

用户从列表中选择了一个值之后，控件将失去焦点(在blur事件发生时)，依赖于当前字段的控件将被清除。

youdao