put one\'s foot in one\'s mouth 祸从口出
Wally is always saying such stupid thing. He has a real talent for putting his foot in his mouth. 沃力尽说这种蠢话。他真有惹是生非的本事。
flop （表演、电影等）不卖座，失败
The movie was a flop. Nobody went to see it.这部电影卖座率奇低，没有人去看。
drop in/by/over 随时造访
Feel free to drop in anytime. I\'m usually home and I\'d love the company. 欢迎随时来坐坐。我通常在家，也喜欢游人做伴。
drop a line 写信
Drop me a line! 给我写信！
