undone
adj. （尤指衣服）未扣，解开的；（尤指工作）未完成的；（旧）毁掉的，完蛋了的
v. 打开，解开；消除……的影响；使垮台，打败；（计）撤销先前的指令（undo 的过去分词）
例句
The team was undone by the speed and strength of their opponents.
这个队被对手的速度和体力打败了。
《牛津词典》
The buttons had come undone.
纽扣都松开了。
Her blouse had come undone.
她的衬衫扣松开了。
