done deal片語KK [dʌn dil] /dʌn dil/發音片語1定局、定案、木已成舟口語The merger is not a done deal until both boards approve it.在兩家董事會都批准之前,這樁合併還不算定局。2已談成的交易、已達成的協議They shook hands, and the sale was a done deal.他們握了手,這筆買賣就算成交了。