英语词汇off and on的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	off and on
词根词缀	词根记忆： adv. 断断续续地I have been studying English off and on for ten years.我断断续续学了十年英语.
随便看	unprofessional unprofitable unpromising unprovoked unptial unpublished unpurged unqualified unquestionable unquote unravel unready unreal unreasonable unreconstructed unrefined unreformed unregenerate unrelated unrelenting unreliable unrepentant unrequited unresolved unrest

英语词根词缀词典收录了31503条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。