| 单词 | once |
| 释义 | onceonceonce1 /wʌns/ adverb1one time: We only met once.meet 我们只见过一次面。I’ve been here once before.be我以前来过这里一次。once a week/year etc (=one time every week, year etc)She goes to the gym once a week.go 她每周去一次健身房。2in the past, but not now: They were once close friends.befriend他们曾是很要好的朋友。Phrasesall at once literary suddenly: All at once, there was a loud bang.be 突然﹐传出“砰”的一声巨响。at once1at the same time: I can’t do two things at once!thing我不能同时干两件事！ 2immediately: I recognised him at once. 我一眼就认出了他。THESAURUS immediatelyfor once spoken used to say that something should happen more often: Will you listen for once?你就听这一次行不行？once again/more1again, after happening several times before: He asked the question once more.ask 他又问了一遍这个问题。2used to say that a situation returns to a previous state: Everything was peaceful once again.be 一切又回复了平静。once and for all definitely and finally: Let’s settle this once and for all.我们把这个问题彻底解决了吧。once in a blue moon very rarely: She only sees him once in a blue moon.see她难得见他一次。(every) once in a while sometimes, but not often: I see my ex-boyfriend every once in a while.我偶尔会和我的前男友见面。THESAURUS sometimesonce upon a time a long time ago – used in children’s stories: Once upon a time, there was a princess.be很久以前，有一位公主。 |
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