英语词汇undoubtedly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	undoubtedly
词根词缀	词根记忆： ad.无疑,必定Undoubtedly he did it.无疑地是他做了那件事.
随便看	ageing ageism agency agenda agent Agent Orange agglomerate agglomeration agglutination aggrandisement aggrandize aggrandizement aggravate aggravated aggravation aggregate aggregation aggression aggressive aggressor aggrieve aghast agile agility agism

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。