once

/wʌns/

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📖 中文释义

  1. adv. 一次, 曾经, 一旦
  2. conj. 一旦, 一经
  3. n. 一次
  4. a. 从前的

🔗 释义中的汉语词

💬 双语例句

  1. I once wanted to be an astrophysicist.

    我曾经想过当个太空物理学家。

  2. You'll have to start at once.

    你必须马上开始。

  3. The whole class is present once a week.

    全班同学每周出席一次。

🔵 同义词

🔗 常用搭配

things at oncedance oncething oncebed at oncecome at oncedoctor at oncestart at oncetry it once
📘 English Definition(英文释义)
  1. r. on one occasion
  2. r. as soon as
  3. r. at a previous time;