undone的中文意思：作为形容词，意思有“未扣”、“未系”、“松开”、“未竟”、“完蛋”、“一蹶不振”、“无出头之日”；作为动词，意思有“打开”、“拆开”、“取消”、“挫败”。
undone的基本含义及用法介绍
1、作为形容词，意为未扣;未系;松开;未完成;未竟;完蛋;一蹶不振;无出头之日。
例句：Her blouse had come undone .
她的衬衫扣松开了。
Most of the work had been left undone.
大部分工作还没有做完。
He left nothing undone that needed attention.
所有需要注意的事他都注意到了。
I left my work undone.
工作未完成，我就放下了。
Her blouse had come undone.
她的衬衫扣松开了。
Some clamps that had held the device together came undone.
用来将装置夹在一起的一些夹子松开了。
2、作为动词，意为打开;解开;拆开;消除，取消，废止(某事的影响);打败;挫败。
例句：His buttons were undone.
他的钮扣被解开了。
Robert Kincaid was perspiring mildly; his top two shirt buttons undone.
罗伯特金凯微微出着汗，衬衫的头两个扣子解开着。
If an operation asserts SEM_UNDO, it will be undone when the process exits.
如果某一个操作被设置了SEM UNDO标记，那么在进程结束时，该操作将被取消。
