英语词汇focal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	focal
词根词缀	Online Etymology Dictionary focal adj. "of or pertaining to a focus," 1690s, from Modern Latin focalis; see focus, n. + -al(1).
随便看	pipe dream pipeline piper pipes pipette pippin pip-pip pipsqueak piquancy piquant pique piquet piracy piranha pirate piratical pirl pirlie- pirogi pirogue pirouette Pisa pis aller pisc piscatology

英语词根词缀词典收录了54763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。