| 词组 | once in a lifetime |
| 释义 | once in a lifetime only likely to happen once in someone's life. Opportunities to play in the Cup Final only come once in a lifetime so we've got to make the most of it. |
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英语词组固定搭配大全包含18674条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。