英语词汇underpin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	underpin
词根词缀	underpin 加强 under-, 在下面；pin, 别针，固定。引申词义固定根基，加强。
随便看	opiate opine opinion opinionated opium opossum opponent opportune opportunism opportunist opportunity oppose opposite opposition oppress oppressive oppressor opprobrious opprobrium opt optic optical optician optics optimal

英语词根词缀词典收录了25228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。