| 单词 | once a week/once every three months etc |
| 释义 | once a week/once every three months etc once a week/once every three months etc → once a week/once every three months etc at once1(1) one time every week etc, as a regular activity or eventonce a week/once every three months etc |
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英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。