Kill sb. with kindness 熱情過度Every time I went to the supermarket the salesgirls killed me with kindness and convinced me to buy a lot of things.每次我去超市，那些推銷員都會熱情過度地向我推銷很多東西。釋義：直譯是用熱情將人殺死，引申為熱情過度，讓人受不了。Kill time 消磨時間The train trip was long and tiring, but we killed time by playing carbs.火車旅程既長又困，我們就以打牌來消磨時間。釋義：時間乃抽象之物，實難殺死。kill time實乃消磨時間而已。Keep my edge 保持最好的狀態(tài)I have to speak English every day to keep my edge.我必須每天說英語以保持最佳狀態(tài)。鏈接：stay sharp：保持鋒利lose one's edge：不在狀態(tài)Keep my fingers crossed 祝你成功，祝你好運I know you are looking for a job so I keep my fingers crossed for you.我知道你在找工作，祝你好運！釋義：把中指?在食指上交叉作十字狀，表示暗中希望上帝保佑自己正在做的事成功。
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