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

So speaking, she undid the clasp that fastened the scarlet letter, and, taking it from her bosom, threw it to a distance among the withered leaves.
她一边这样说着，一边解开别着红字的胸针，从胸前取下红字，远远地抛到枯叶之中。
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。
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。
When the winds of winter began to blow and snow fell in chunks, we undid the snap under the horse's belly. We went to the bazaar and bought bamboo, glue, string, and paper.
到得寒风呼啸、雪花飞舞的时候，我们揭开瓷马腹部的盖子，到市场去买竹子、胶水、线、纸。
He sat down in the sluttish armchair and undid the straps of the brief-case.
他在那张邋遢的沙发上坐下来，把公文包的搭扣带松开。
She undid her top button, still laughing and coughing at the same time.
她拉开了领口的钮子，一边笑，一边咳。
I undid the screws to get the door off.
我把螺丝拧开才把门拆掉。
"Please undo the package," she said; and I undid the string.
请解开这个包裹，她说；于是我便将绳子解开。
I undid the bottom two buttons of my yellow and grey shirt
我解开了自己黄灰相间的衬衫上最下面的两个纽扣。
He bent down and undid his shoelaces.
他俯下身来解开鞋带。