undo verb ⇨undo (undo a button)⇨reverse (undo the damage)undo
verb
undo ♦︎ open ♦︎ untie ♦︎ unbutton ♦︎ detach ♦︎ unfasten ♦︎ unzip ♦︎ unwrapThese words all mean to open sth that is fastened, tied or wrapped, or to separate two things that are joined together.这些词均表示打开、解开、拆开。PATTERNS AND COLLOCATIONS 句型和搭配◆to undo / open / untie / unwrap a parcel / package◆to undo / untie a knot / rope / string / ribbon / lace / shoelace◆to open / unwrap a present◆to undo / unbutton / unfasten / unzip a jacket / coat / fly◆to undo / unbutton / detach / unfasten a collar◆to undo / unfasten a belt / button / clip / strap / zip / buckle / catch / seat belt◆to undo / unbutton a blouse / shirt■undo ʌnˈduː (undid, undone) [transitive] to open sth that is fastened, tied or wrapped打开;解开;拆开◆I can't undo this zip-it seems to be stuck.我拉不开这个拉链,好像卡住了。◆He undid his jacket and threw it over a chair.他解开上衣,扔到椅子背上。◆I undid the package and took out the books.我打开包裹取出书来。OPPdo (sth) up ⇨ tie■open [transitive] to remove the lid or undo the fastening of a container, etc. in order to see or get what is inside打开,开启(盖子、封口等)◆Shall I open another bottle?要不要我再开一瓶?◆He opened the letter and read it.他拆开信读了起来。■untie ʌnˈtaɪ [transitive] to undo a knot in sth; to undo sth that is tied解开⋯的结;打开◆Can you untie this knot for me?你能帮我解开这个结吗?◆He untied the rope and pushed the boat into the water.他解开缆绳,把小船推入水中。◆She untied his hands and let him go.她解开他的双手把他放了。OPPtie ⇨ tie, tie ⇨ attach■unbutton [transitive] to undo the buttons on a piece of clothing解开⋯的纽扣◆He unbuttoned his shirt.他解开衬衣扣子。OPPbutton ⇨ tie see also button ⇨ buttonnoun2■detach dɪˈtætʃ [transitive, intransitive] (ratherformal) to remove sth from sth larger; to become separated from sth拆卸;使分开;脱离◆Detach the coupon and return it as soon as possible.将赠券撕下后尽快寄回。◆One of the panels had become detached from the main structure.其中一块镶板已从主体结构上脱落。◆The skis should detach from the boot if you fall.要是你跌倒了,滑雪板应会脱离靴子。OPPattach ⇨ attach■unfasten [transitive] (ratherformal) to open sth that is fastened解开;松开;打开◆Passengers are permitted to unfasten their seat belts.乘客获准解开安全带。OPPfasten ⇨ tie see also fastener ⇨ buttonnoun2■unzip ˌʌnˈzɪp (-pp-) [transitive, intransitive] to undo a bag or piece of clothing by unfastening the zip; (of a bag or piece of clothing) to open with a zip拉开⋯的拉链;(包或衣服)用拉链拉开ⓘ A zip (BrE) or zipper (NAmE) is a type of fastener that consists of two rows of metal or plastic teeth that you can pull together to close sth or pull apart to open it. * zip(英式英语)或zipper(美式英语)指拉链、拉锁◆She unzipped his jacket, as if he were a child.她拉开他的上衣拉链,仿佛他是一个孩子。◆The bag unzips at the side.这个包的拉链开在侧面。OPPzip ⇨ tie see also zip,zipper ⇨ buttonnoun2■unwrap ʌnˈræp (-pp-) [transitive] to take off the paper, etc. that covers or protects sth拆开⋯的包装◆Don't unwrap your present until your birthday.礼物要等到你生日那天才可以打开。OPPwrapⓘ To wrap sth (up) is to cover it completely in paper or other material, for example when you are giving it as a present. * wrap sth (up)指用纸或其他物料把东西包裹起来,如包装礼物等◆He spent the evening wrapping up the Christmas presents.他花了一晚上把圣诞礼物都包了起来。◆individually wrapped chocolates独立包装的巧克力
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