英语词汇roil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	roil
词根词缀	roil 搅混，惹恼可能来自古法语roil, 泥土，粪泥，锈，来自俗拉丁语rubicula, 来自robigo, 锈，来自PIE→reudh, 红色的，词源同red, rust。比喻用法。
随便看	excrete excruciating exculpate excursion excuse exeat execrable execute executioner executor exegesis exemplar exempt exercise exert exertion exeunt exfoliate ex gratia exhale exhaust exhaustion exhaustive exhibit exhibitionism

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。