K.o.? Translation: K.o.? (K.o. generally refers to a "knockout" in sports, especially in boxing. However, without context, it is unclear what K.o. means in this case.) K.o.?(K.o.通常指体育比赛中的“击倒”,尤其是在拳击比赛中。然而,在没有上下文的情况下,不清楚这种情况下K.o.的具体含义。)