释义 |
🔑 onceBrE /wʌns/NAmE /wʌns/ adverb🔑 on one occasion only; one time 仅一次;一次◆I've only been there once. 我只去过那里一次。◆He cleans his car once a week. 他每周洗一次汽车。◆She only sees her parents once every six months. 她每半年只探望一次父母。◆(informal) He only did it the once. 这种事儿他仅仅干过一次。🔑 at some time in the past 曾;曾经◆I once met your mother. 我曾经见过你母亲。◆He once lived in Zambia. 他曾在赞比亚生活过。◆This book was famous once, but nobody reads it today. 这本书曾名噪一时,但现在却无人问津。used in negative sentences and questions, and after if to mean 'ever' or 'at all' (用于否定句、疑问句和 if 后)曾,根本◆He never once offered to help. 他从没有主动提出过帮忙。◆If she once decides to do something, you won't change her mind. 她一旦决定干什么,谁也改变不了她的主意。 ●ˌall at ˈonce🔑 suddenly 突然;骤然;忽然◆All at once she lost her temper. 她突然大发脾气。🔑 all together; at the same time 一起;同时 SYN simultaneously ◆I can't do everything all at once—you'll have to be patient. 我不能万事一把抓呀。你可急不得。●at ˈonce🔑 immediately; without delay 立即;马上◆Come here at once! 马上到这里来!at the same time 同时 SYN simultaneously ◆Don't all speak at once! 大家不要同时讲!◆I can't do two things at once. 我不能同时做两件事。●(just) for ˈonce●just this ˈonce(informal) on this occasion (which is in contrast to what happens usually) 仅此一次(与通常情况对比而言)◆Just for once he arrived on time. 只有这一次他按时到了。◆Can't you be nice to each other just this once? 难道你们就不能彼此客气哪怕一次?●going ˈonce, going ˈtwice, ˈsold(especially NAmE) (BrE also ˌgoing, ˌgoing, ˈgone) said by an auctioneer to show that an item has been sold (拍卖师用语)一次,二次,成交●once aˈgain 🔑●once ˈmore 🔑one more time; another time 再一次;再次◆Once again the train was late. 火车又一次晚点了。◆Let me hear it just once more. 让我再听一遍。●once a…, always a…used to say that sb cannot change (表示一个人不能改变)一次为…便永远是…◆Once an actor, always an actor. 一朝从艺,永为艺人。●once and for ˈallnow and for the last time; finally or completely 最终地;最后地;彻底地;一次了结地◆We need to settle this once and for all. 我们需要把这事一次解决。●ˌonce ˈbitten, ˌtwice ˈshy(saying) after an unpleasant experience you are careful to avoid sth similar 一朝被蛇咬,十年怕井绳●once in a blue ˈmoon(informal) very rarely 极少地;难得地;破天荒地●(every) ˌonce in a ˈwhileoccasionally 偶尔地;间或●ˌonce or ˈtwice 🔑a few times 一两次;几次◆I don't know her well, I've only met her once or twice. 我跟她不很熟,我只见过她一两次。●ˌonce too ˈoftenused to say that sb has done sth wrong or stupid again, and this time they will suffer because of it 侥幸难再◆You've tried that trick once too often. 你故伎重施,可这次再逃不脱了。●ˌonce upon a ˈtimeused, especially at the beginning of stories, to mean 'a long time in the past' (用于故事的开头)从前,很久以前◆Once upon a time there was a beautiful princess. 从前,有一位美丽的公主。 🔑 onceBrE /wʌns/NAmE /wʌns/ conjunctionas soon as; when 一…就;一旦;当…时候◆We didn't know how we would cope once the money had gone. 一旦钱花光了,我们就不知道该怎么办了。◆The water is fine once you're in! 你一旦下了水,就会觉得水里挺舒适。 |