| 单词 | unknown quantity |
| 释义 | unknown quantitynoun : someone or something whose abilities or characteristics are not yet known If you've never been published before, you're an unknown quantity, so you're going to have difficulty selling your first novel. |
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英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。