英语词汇billboard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	billboard
词根词缀	词源： 1851, Amer.Eng., from bill (1) + board. Any sort of board where bills were meant to be posted.
随便看	observable observance observant observation observation on observative observatory observe observer obsess obsessed obsession obsessive obsidian obsolesce obsolescence obsolescent obsolete obstacle obstetric obstetrician obstetrics obstinacy obstinance obstinate

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。