[mass noun]the amount by which destruction or the capacity for destruction exceeds what is necessary 超量毁伤;超量摧毁能力 the existing nuclear overkill. 现存核武器的超量摧毁能力。 ■excessive use, treatment, or action; too much of something 使用过度,过分行为;过分 animators now face a dilemma of technology overkill. 动画制作者现在面临过分依赖科技的窘境。