If events are extracted immediately after the Tk mouse is pressed on Submit, the mouse-down event (and subsequent release event) will not be picked up by the cnee program.
如果在Tk鼠标被按下Submit之后立即提取事件，cnee程序将不会提取鼠标按下事件(及后续释放事件)。
In any event, other trends suggest that for every Timmy Willie, there is a Johnny Town-Mouse: many people like urban life and want to go on living in a city, particularly the centre.
不管怎么说，有的迹象显示有蒂米•威利（Timmy Willie）就会有城市鼠约翰尼（Johnny Town-Mouse）存在（译注：2）：很多喜欢城市生活的人希望住到城市里，特别是住到市中心去。
On the other hand, if the cursor is positioned over a control rather than selectable data, the action on the mouse-down event is to tentatively activate the control's state transition.
另一方面，如果光标在控件上面，而不是所选数据，按下按键的动作是暂时激活控件的状态转换。
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