overkillKK [ˋovɚˏkɪl] /ˈoʊvɚˌkɪl/发音名词1过度、过头、多余Hiring three designers for one small poster is total overkill.为了一张小海报请三位设计师实在太夸张了。2过度毁灭能力、超量杀伤力军事Both sides built arsenals with enormous nuclear overkill.双方都建立了具有庞大核子超量杀伤力的武器库。用这个字练口说→