knock out

柯林斯词典

1. PHRASAL VERB To knock someone out means to cause them to become unconscious or to go to sleep. 使失去知觉; 使昏昏欲睡
The three drinks knocked him out. 这3杯酒让他昏昏欲睡。
2. PHRASAL VERB If a person or team is knocked out of a competition, they are defeated in a game, so that they take no more part in the competition. 淘汰
He got knocked out in the first inning. 他在第1局就被淘汰了。
3. →see also knockout
4. PHRASAL VERB If something is knocked out by enemy action or bad weather, it is destroyed or stops functioning because of it. 破坏
Our bombers have knocked out the mobile launchers. 我们的轰炸机已经破坏了那些移动发射台。