英语词汇opt on怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	opt on
释义	on prep — 关于 prep
随便看	18 month total 18 mp 18 mp images 1 8 m time 1 8 m time 1 8 M time 1 8 note 18. November 18. November 18. November 2012 18. November 2012 18 o'clock at the latest 18 o clock it is 18 October 18. October 2012 18. October 2012 18 of February 18 of November 18 of November 18 only 18 only 18 only 18 or older 1,8 ounces of 1,8 ounces of

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

on prep —