英语词汇back down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	back down
词根词缀	词源： in fig. sense of "withdraw a charge," 1859, Amer.Eng., from notion of descending a ladder, etc.; from back (v.) + down (adv.). 词根记忆： v. 放弃原主张,取消前言
随便看	tertiary tertium quid terza rima tesla tessellated test testament testate tester testicle testify testimonial testimony testis testosterone testy tetanus tetched tetchy tether tetherball Tethys Teton tetortion tetra-

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。