英语词汇lockdown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	lockdown
词根词缀	词源： from 1940s in various mechanical senses, from lock (1) + down (adv.). Prison sense is by 1975, Amer.Eng.
随便看	coot cooter cootie cooties cop copacetic copasetic cope Copenhagen Copernican Copernicus copesetic cope with copilot coping copious coplanar copngestion cop out copout copper copperhead coppice copra copro-

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