n.过度的杀伤威力；过分行为
v.超量杀伤
That's overkill; she dress up like a princess for the party. 她打扮得像个公主一样去参加宴会，真是太夸张了。
I know that might seem like overkill. 我知道那样有点杀鸡用牛刀。
