说出去的话,泼出去的水=覆水难收
It is no use crying over spilt milkspilt water cannot be gathered up again或者It is no use crying over spilt milk
说风凉话 say sarcastic remarks
给某人泼冷水
cast a damp over
给...泼冷水,使沮丧
throw a damp over
给...泼冷水,使沮丧
strike a damp over
给...泼冷水,使沮丧
something damp