| 单词 | known quantity |
| 释义 | Definition of known quantity in English:known quantitynoun
OriginEarly 18th century. Definition of known quantity in US English:known quantitynoun
OriginEarly 18th century. |
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雅致网英汉双解词典包含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。