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	in focus in force inform informal information informative infra- infraction infra dig infralapsarian infrared infra-red infrastructure infrequent infringe in front of in full in full charge in full swing infuriate infuse infusion in future -ing in general

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。