| 词汇 | once |
| 释义 | once [wʌns] ad. 一次, 曾经, 一旦 conj. 一旦, 一经 n. 一次 a. 从前的 相关词组: once or twice not once all at once at once at once...and... more than once once more once and again once and away once and for all once in a way once in a while once too often just for once once upon a time once a week |
| 随便看 |
|
集火网英语在线翻译词典收录了841188条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。