英语词组once是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	once
释义	once /wʌns/► SEE ALL ●ˌall at ˈoncesuddenly 突然；骤然；忽然◆All at once it began to rain. 突然间下起雨来。●at ˈonce1. immediately 立即；马上◆I’m afraid there’s a problem. I must ask you to leave the building at once. 恐怕出事了，我得请你马上离开大楼。2. at the same time 同时◆Don’t all speak at once! 大家不要同时讲！◆I’m not superwoman, you know. I can’t do a hundred things at once. 我可不是女超人，没法同时做那么多件事情。●(just) for ˈonce●just this ˈonce (spoken) on this occasion (which is in contrast to what happens usually) 仅此一次（与通常情况对比而言）◆For once he was early. 只有这一次他早到了。◆Try and get here on time for once, will you? 就这一次，你能不能按时到呢？◆Can’t you two be nice to each other just this once? 难道你们俩就这一次也不能彼此友善一点？●once aˈgain/once ˈmoreone more time; another time 又一次；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…in certain respects people do not change, although circumstances change （表示一个人在某些方面改变不了）一次为…，便永远是…◆He can’t resist explaining things in detail. Once a teacher, always a teacher. 他总是忍不住详细解释每一件事。真是一朝为师，永远为师。●ˌonce and for ˈallfinally and definitely 最终；最后；彻底地；一劳永逸地◆I’ve decided once and for all that this city is not the place for me. 我最终认识到这个城市不适合我。●ˌonce ˈbitten, ˌtwice ˈshy (saying) if something has gone wrong once, you are very careful not to let sth similar happen again 一朝被蛇咬，十年怕井绳；一次被咬，下次胆小◆‘Will she marry again, do you think?’ ‘I doubt it — once bitten, twice shy.’ “你觉得她还会再结婚吗？”“恐怕不会了吧，一朝被蛇咬，十年怕井绳。”●ˌonce in a blue ˈmoon (informal) very rarely 千载难逢；极难得；破天荒地◆Sue’s daughter only visits her once in a blue moon. 苏的女儿很少来看她。●(every) ˌonce in a ˈwhileoccasionally 偶尔；间或◆We go to the theatre once in a while, but there’s not much worth seeing. 我们偶尔去剧院看戏，不过没什么太值得看的剧目。 OPP all the time ●ˌonce or ˈtwicea few times 一两次；几次◆I don’t know her well, I’ve only met her once or twice. 我跟她不太熟，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 好运不再；多次幸免，这次遭殃◆You’ve tried that trick once too often. 你故伎重演，可这次再逃不脱了。●ˌonce upon a ˈtimeused, especially at the beginning of children’s stories, to mean ‘a long time in the past’ （尤用于儿童故事的开头）从前，很久以前◆Once upon a time in a faraway land there lived a princess in a big castle. 从前，在一个遥远的地方，有一位公主住在一座大城堡里。●you’re only young ˈonce (saying) young people should enjoy themselves as much as possible, because they will have to work and worry later in their lives 青春一去不再来；尽情享受青春◆‘Don’t you think Tony should get a job over the summer?’ ‘Well, you’re only young once — there’s plenty of time for that later.’“你不觉得托尼暑假应该工作吗？”“还是趁年轻尽情享受吧，以后有的是时间工作。”
随便看	there’s no knowing/saying/telling… there’s no law against sth there’s no love lost between A and B there’s no mistaking sb there’s no mistaking sb/sth there’s no mistaking sth there’s no peace for the wicked there’s no peace/rest for the wicked there’s no question of of doing sth there’s no question of sth doing sth there’s no rest for the wicked there’s no rhyme or reason for sth there’s no rhyme or reason to/for sth there’s no rhyme or reason to sth there’s no saying there’s no smoke without fire there’s no stopping sb there’s no such thing as a free lunch there’s no telling… there’s nothing (else) for it (but to do sth) there’s nothing else for it but to do sth there’s nothing for it (there’s) nothing in it there’s nothing like sth there’s nothing not much etc. to choose between A and B

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