被拳击
1. The challenger was kayoed in the first round. 挑战者在第一个回合，就被击倒在地。
kayoed的反义词
2. The challenger is kayoed in the first round. also K. O. 挑战者在第一个回合，就被击倒在地上。
3. The challenger was kayoed in the first round. also k. o. 挑战者在第一个回合，就被击倒在地上。
adj
1. knocked unconscious by a heavy blow
Synonym: knocked out(p) KO'd out(p) stunned