英语词组up on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	up on
释义	up on someone or something Fig. knowledgeable about someone or something. Ask Tom about the author of this book. He's up on stuff like that.
随便看	winged their way winged way winged words winged your/its way winged your way wing heavy wing her way wing his way winging winging her way winging his way wing it wing /its way wing its way wing it, to wing my way wingnut vice versa vicey vicinity vicious vicious circle viciously viciousness vick

英语词组固定搭配大全包含354030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。

up on someone or something