adjective [原级]（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
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。
verb [vt. 及物动词]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）
Her blouse had come undone. 她的衬衫扣松开了。
单词造句:
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。
Her blouse had come undone. 她的衬衫扣松开了。