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	minds our p's and q's minds own beeswax minds own business minds ps and qs minds p's and q's Mind step. Mind step minds their own beeswax minds their own business minds their p's and q's minds their ps and qs minds the shop minds the store minds your p's and q's champs champs at the bit Chams chance chance arm chanced chanced it chance 'em chance her arm chance his arm Chance in a Million

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