英语词组an unknown quantity是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	an unknown quantity
释义	●an ˌunknown ˈquantitya person or thing that you do not know anything or enough about 未知数；不知底细的人（或事物）◆His ability to make decisions in a crisis is an unknown quantity.他在危机中作决定的能力还是个未知数。◆Our new director is still an unknown quantity.我们对新来的经理知之甚少。
随便看	ruffle sb’s few feathers rug ruin ruins rule rules rule (sb/sth) with a rod of iron/with an iron hand rule sb with a rod of iron an iron hand rule sb with a rod of with an iron hand rule sth out of court rule sth with a rod of iron an iron hand rule sth with a rod of with an iron hand rule the roost rule/throw sth out of court rule with a rod of iron an iron hand rule with a rod of with an iron hand run run a mile run a mile from sb run a mile (from sb/sth) run a mile from sth run amok run an eye eyes over sth run an your eyes over sth runaround

英语词组固定搭配大全包含20132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。