英语词汇an unknown quantity怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	an unknown quantity
释义	an unknown quantity 1. 【数】未知量 2. 未知因素；行动莫测的人；难以预测的事 To her the outside world was a totally unknown quantity. 对她说来，外部世界完全是个未知数。
随便看	water vapour water vapo(u)r water-vascular system water-vascular systems water vole water voles water waggon water wagon water wagons water wagtail waterward waterwards waterward(s) water wave water-wave water-waved water-waved water waves water-waves water-waving waterway waterways waterweed waterweeds waterwheel

英汉双解词典包含548777条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。