英语词汇firmament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	firmament
词根词缀	firmament 苍穹来自firm, 固定的，坚固的。引申词义苍穹。
随便看	earl Earl Grey early earmark earn earnest earnings earth earthbound earthenware earthling earthquake earthworm earwax earwig ease easel easement east eastbound Easter easy-peasy eat eatery eau de cologne

英语词根词缀词典收录了25228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。