英语词汇mental arithmetic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	mental arithmetic
词根词缀	mental arithmetic 心算 mental, 心理的；arithmetic, 算术。即心算。
随便看	notarize notary notation notch note noted notelet noteworthy nothing nothingness notice noticeable notifiable notify notion notoriety notorious notwithstanding nougat nought noughts and crosses noun nourish nourishment nous

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。