Knu
abbr. knuckle 关节，钩爪
🗣️ 情景例句
You lost by a very small number of votes.
输的票数非常少。
He who has done ill once will do it again.
干了一次坏事的人会再干第二次。
Yes, I'm sorry about that.
是的，那件事我很抱歉。