| 词汇 | knock out |
| 释义 | knock out 1. stun; render unconscious 击昏 * He received a blow on the head which knocked him out. 他头上被打了一拳就昏倒了。 * The falling ladder hit him on the head and knocked him out. 梯子倒下来击中了他的头部，把他打昏过去了。 * The boxer knocked his opponent out. 拳击运动员把对手击晕。 2. eliminate from a competition; defeat an opponent by knocking him out of the fight 从比赛中排除 * He was knocked out in the second round of this tournament. 他在第2轮比赛中就被击败了。 * He has now knocked out most of the other competitors. 他现在已经压倒了多数其他竞赛对手。 3. empty by knocking 磕干净 * After knocking out his pipe, the old man went on with his story. 老人把烟斗里的烟灰磕干净后，又继续讲故事。 4. overwhelm with surprise 使震惊；使惊得发呆 * For a moment she was completely knocked out by the news. 这条消息一下子就使她惊得目瞪口呆。 * The beautiful scenery really knocks me out. 这美丽的景色简直把我给迷住了。 5. play (a tune) rather unskillfully on the piano 不熟练地弹钢琴 * I am not a very accomplished pianist, but I can knock out a tune. 我不是一个好的钢琴演奏者，但能勉强弹奏一曲。 6. create or finish roughly or hastily 粗率地或匆忙地创作成或完成 * He knocked out a plan in half an hour. 他半小时就草拟出一个计划。 * She knocked out ten letters in one evening. 她一个晚上写了10封信。 7. make inoperative; destroy 使不能使用；破坏；损坏 * The telephone communications were knocked out by the storm. 电话线被风暴摧毁了。 * The power supply system knocked out by the typhoon has been repaired. 被台风刮坏的供电系统已经修复。 8. make sb. exhausted 使（某人）疲劳；使（某人）累垮 * He knocked himself out with excessive work. 他工作过度，把身体累垮了。 9. do one's best; exert oneself to the utmost 尽最大努力；竭尽全力 * He knocked himself out cramming for the exams. 他正竭尽全力赶功课准备应试。 * The workers knocked themselves out to fulfil their production quota ahead of time. 工人们为提前完成生产指标，把全部气力都使上了。 |
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