Kill sb. with kindness 热情过度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，那些推销员都会热情过度地向我推销很多东西。释义：直译是用热情将人杀死，引申为热情过度，让人受不了。Kill time 消磨时间The train trip was long and tiring, but we killed time by playing carbs.火车旅程既长又困，我们就以打牌来消磨时间。释义：时间乃抽象之物，实难杀死。kill time实乃消磨时间而已。Keep my edge 保持最好的状态I have to speak English every day to keep my edge.我必须每天说英语以保持最佳状态。链接：stay sharp：保持锋利lose one's edge：不在状态Keep my fingers crossed 祝你成功，祝你好运I know you are looking for a job so I keep my fingers crossed for you.我知道你在找工作，祝你好运！释义：把中指?在食指上交叉作十字状，表示暗中希望上帝保佑自己正在做的事成功。
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