英语词汇inactivity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	inactivity
词根词缀	Online Etymology Dictionary inactivity n. 1640s, from in-(1) "not, opposite of" + activity. Phrase masterly inactivity attested by 1791.
随便看	senile senility senior seniority senna sennight senor senora senorita senryu Sens sens sensate -sensate sensation sensational sensationalism sensationalist sensationalize sen, scen sense senseless sen-, sene-, seni-, sir- senses sensibility

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。