undo

名词 n. 动词 v. 形容词 adj.
中文释义
英 /ʌnˈduː/    美 /ʌnˈduː/

英文释义

名词 n.
  1. An operation that reverses a previous action. transitive
    — How many undos does this program support?
动词 v.
  1. To reverse the effects of an action. transitive
    — Fortunately, we can undo most of the damage to the system by the war.
  2. To unfasten. transitive
    — Could you undo my buckle for me?
  3. To unfasten the clothing of (a person). colloquial,transitive
    — PROSTITUTE: Undo me. There's a dear.
  4. To impoverish or ruin, as in reputation; to cause the downfall of. figuratively,transitive
    — Woe is me, for I am undone!
形容词 adj.
  1. Misspelling of undue. alt-of,misspelling,transitive

词形变化

undoes present,singular,third-person undoing participle,present undid past undone participle,past undos plural

词汇关系

反义词
redo do up button button up tie up zip zip up
衍生词
what's done cannot be undone

词源

From Middle English undōn, from Old English ondōn, from Proto-West Germanic *andadōn (“to undo”), equivalent to un- + do. Cognate with West Frisian ûndwaan, ûntdwaan (“to undo; rid”), Dutch ontdoen (“to undo”).
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