undid

英 [ʌnˈdɪd]

美 [ʌnˈdɪd]

v. 打开; 解开; 拆开; 消除，取消，废止(某事的影响); 打败; 挫败
undo的过去式

柯林斯词典

Winston undid the bit of string that held his overalls together.
温斯顿把扎住工作服的一根绳子解开。
She undid her broad lace collar before the mirror and unfastened her pretty alligator belt which she had recently bought.
她在镜子前解开自己的宽花边领饰，又解下了漂亮的鳄鱼皮带，那是她最近才买的。
He bent down and undid his shoelaces.
他俯下身来解开鞋带。
As they undid the letter, the piece of paper saying they were all alive fell on the ground.
他们打开那封信时，那张说所有人都活着的字条掉到了地上。
And I reached over, and I undid his fly.
我伸手把他的小弟弟掏了出来。
The disastrous fire undid months of hard work.
灾难性的大火使我们数月的辛勤劳动化为乌有。
Leaving the door ajar, amid the stench of mouldy limewash and stale cobwebs he undid his braces.
门半掩着，在发霉的石灰浆和陈年的蜘蛛网的臭气中，解下了背带。
I undid my watch strap.
我解开了表带。
Attiring himself with as much care as if it had been for public worship, and precisely in the same manner, he stole softly down the staircase, undid the door, and issued forth.
此时他象赴公众礼拜一样，着意将自己，打扮一番，然后以相应的一丝不苟的姿态，蹑手蹑脚地走下楼梯，打开房门，向前走去。
He undid most of the good work of his predecessor.
他把前任的大部分业绩毁掉了。