词语

驷马难追比喻已说的话难于收回；既成的事实不能挽回。亦作：驷马不追、驷马莫追。

一言既出，驷马难追话已说出口就是四匹马拉的车也无法追回。形容说话要算数说出就不能收回。英what has been said cannot be unsaid; A word spoken is past recalling; A word published cannot be recalled;