Knowledgeable of/about

来源: Lucidus 于 2013-12-21 14:55:39 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

** “Knowledgeable of/about” is derived from “know of/about”.

** Examples and explanations

I know of tensor calculus (I have heard the name, but that is about all I know.)

I know about tensor calculus (I have learned this subject and can do the calculations.)

** References