网站首页
汉语字词
英语词汇
考试资料
写作素材
旧版资料
请输入您要查询的英文单词：
单词
not know the first thing about sth
释义
not know the first thing about
sth
to know nothing about asubject
对…一无所知
I'mafraidI don't know the first thing aboutcarengines.
恐怕我对汽车发动机一无所知。
#https://dictionary.cambridge.org//dictionary/english-chinese-simplified/not-know-the-first-thing-about-sth##