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once

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once

[wʌns]
考点解读
  • 托福
  • 雅思
  • 剑雅词频:100

    once

    常考释义

    • adv. 一次,一回;一度;曾经conj. 一旦;一…就…n. 一次;一回
    雅思常考例句

    Of course in peak times like the summer holidays we do them every weekend, but at the moment it's usually once a month at most.

    Of course in peak times like the summer holidays we do them every weekend, but at the moment it's usually once a month at most.

    来源于:剑雅5-Test1
单词详解
  • 英汉双解
    • adv. once again;once more:又一次;再次

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      简明例句

      Once again British justice has appeared to falter.

      英国司法制度似乎再次显现出颓势。

      She wanted to see him once more before she died.

      她想在临死之前再见上他一面。

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    • adv. once and for all:彻底地;一劳永逸地

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      简明例句

      They had to be defeated once and for all.

      必须彻底击败他们。

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    • adv. once in a while:偶尔;间或

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      简明例句

      Every once in a while we go to the cinema.

      我们偶尔会去看电影。

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    • adv. once or twice:一两次;几次

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      简明例句

      She had been to London once or twice before.

      她以前去过伦敦一两次。

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    • adv. once removed:关系相隔一代的

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      简明例句

      a cousin once removed

      隔一代的堂亲(或表亲)

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    • adv. once upon a time:从前;很久以前;(用于谈论已不存在的状况,尤指过去的状况比现在的好)想当年

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      简明例句

      Once upon a time there were three princes.

      很久很久以前,有三位王子。

      Once upon a time, I wanted to change the world.

      想当年,我曾想改变这个世界。

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    • adv. 一次;一回

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      简明例句

      I met her once, briefly.

      我曾经和她有过短短的一面之缘。

      I've been to France once before.

      我以前曾经去过一次法国。

      Once a week

      每周一次

      Once a month

      每月一次

      Once every fortnight

      每两周一次

      Once every three months

      每三个月一次

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    • adv. 以前;曾经;一度

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      简明例句

      Texas was once ruled by Mexico.

      得克萨斯州曾经归墨西哥管辖。

      I knew him once.

      我以前认识他。

      My memory isn't as good as it once was.

      我的记忆力不如以前好了。

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    • adv. (用于条件从句)一旦,真的<文>

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      简明例句

      if you once forget it

      你一旦忘记它的话

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    • conj. 一旦…(就…);一…(就…)

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      简明例句

      Once inside her flat, she opened the letter.

      一回到自己的公寓,她就拆开了那封信。

      Once you have kids, your priorities change.

      一旦有了孩子,你的生活重心就会发生变化。

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    • n. all at once:突然;忽然;同时;一起

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      简明例句

      All at once there was someone knocking on the door.

      忽然有人敲门。

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    • n. at once:立即;马上;同时;既…(又…)

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      简明例句

      I knew at once that something was wrong.

      我立刻意识到情况不妙。

      They all arrived at once.

      他们都是同时到达的。

      Everybody is talking at once.

      所有人都同时在说话。

      It was at once a question and a command.

      这既是询问,也是命令。

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    • n. for once:仅此一次;破例一次

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      简明例句

      She was able, for once, to relax.

      只有这一次,她能够放松一下。

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    • n. just the once:只有一次

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      简明例句

      Can I borrow your car?—All right then, just this once.

      我能借一下你的车吗?——那好吧,仅此一次。

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    • adv. 成一倍地【数】

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