英语词汇retention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	retention
词根词缀	retention 保持，保留，记忆力来自retain, 保持；-ion, 名词后缀。引申词义记忆力。
随便看	thousand Thrace thrall thrash thread threadbare threat threaten three three line whip three-peat threh- threnody thresh threshold thrice thrift thrill thriller thrilling thrive throat throaty throb throe

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。