delivering the knock-out punch 正在打致命一拳
punch knock-out pin 凸模推杆
knock out punch
打孔机
以上为机器翻译结果，长、整句建议使用 人工翻译 。
A punch or a kick is not to knock the hell out of the guy in front, but to knock the hell out of your ego, your fear, or your hang-ups.
一拳或一脚并不是要击倒你面前的对手，而是击倒你的自我、恐惧还有阻碍。
youdao
Today was the knock-out punch.
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We are working to knock out this problem with a one, two, three punch.
UN: Secretary-General
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