英语词汇echo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	echo
词根词缀	echo 回声来自PIE→*wagh, 回声，回响，词源同catechism, 教义问答。
随便看	redraft redraw redress red tape reduce reducible reductio ad absurdum reduction reductionism reductive redundancy redundant reduplicate re-echo reed reedy reef reefer reef knot reek reel re-evaluate reeve refectory refer

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。