英语词汇double back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	double back
词根词缀	词根记忆： v. 把…对折,往回跑The teacher told Tom to double back the sheet and tear it in half.老师告诉汤姆把床单撕成两半.
随便看	opacity opafication opal opalescence opalescent opaque oparotitis op. cit. ope opeate OPEC op-ed open open-ended opening open-minded open out opera operable operand operant operate operatic operation operational

英语词根词缀词典收录了31503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。