undo
打开
常用释义
英音[ ʌnˈduː ]
美音[ ʌnˈduː ]
变形
复数:
undos
第三人称单数:
undoes
现在分词:
undoing
过去式:
undid
过去分词:
undone
基本释义
- v. 解开，松开；消除……影响或结果，使恢复原状；撤销（先前的计算机指令）；破坏，毁掉
- n. （计算机）撤消还原
考试频率
六级
考频：近五年出现2次
- v. 消除; 取消; 废止(某事的影响) 最常考
例句
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1·He tried to undo the knot by picking at it with his fingers.他用手指不停地扯，想把绳结解开。来源: 《牛津词典》
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2·The knot was fastened in such a way that it was impossible to undo.那个结系死了，没法解开。来源: 《牛津词典》
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3·Oh, do let me help to undo it!哦，让我帮你解开它吧！
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4·Then if we want to undo some bad restoration attempts, we can determine what kind of process we can use to remove them to dissolve the paint and uncover the original.然后，如果我们想要撤销一些糟糕的修复尝试，我们可以决定使用什么样的方法来移除它们，以溶解油漆并展现其原始面貌。
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5·I managed secretly to undo a corner of the parcel.我设法偷偷地打开包裹的一角。来源: 《柯林斯英汉双解大词典》
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6·It's not too late to try and undo some of the damage.想办法补救部分损失还为时不晚。来源: 《牛津词典》
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7·If you want to repair the wheels you just undo the four nuts.如果你要修理轮子，只拧下那4个螺母就行了。来源: 《柯林斯英汉双解大词典》
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8·She knew it would be difficult to undo the damage that had been done.她知道难以挽回已造成的损失。来源: 《柯林斯英汉双解大词典》
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9·A heavy-handed approach from the police could undo that good impression.警察的专制手段能使那个好印象化为乌有。来源: 《柯林斯英汉双解大词典》
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10·It may turn out that vitamin E plays a role in prevention but cannot undo serious damage.结果可能是，维生素E在预防中会起作用，但不能消除严重的损害。
同义词
vi.
撤消
同根词
词根：
undo
undone
adj
破灭的；未完成的；解开的
undoing
n
毁灭；取消；毁灭的原因
undone
v
解开；消除（undo的过去分词）
undoing
vt
解开；取消（undo的ing形式）