ought to片語KK [ɔt tu] /ɔt tu/發音片語1應該、該You ought to apologize to her before it gets worse.在事情惡化之前,你應該向她道歉。2想必、理應表示推測The train ought to arrive in about ten minutes.火車想必再過十分鐘左右就會到。3本該、早該用於未實現的事我早該在他離開之前把真相告訴他。