後(こう)悔(かい)先(さき)に立(た)たず。 What is done cannot be undone.What's done cannot be undone.ほかの訳(わけ) (6)There's no use crying over spilt milk.It's too late for regrets.What's done can't be undone.There's no use crying over spilled milk. 単(たん)語(ご):後(こう)悔(かい)先(さき)に立(た)つ