英语词汇sigma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	sigma
词根词缀	sigma 希腊字母表的第十八个字母来自希腊字母Sigma, 置换自希伯来字母samekh, 支撑，支柱。
随便看	thought thoughtcrime thoughtful thoughtless thousand Thrace thrall thrash thread threadbare threat threaten three three line whip three-peat threh- threnody thresh threshold thrice thrift thrill thriller thrilling thrive

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。