cough /kɔf/ I. vi.咳嗽：cough day and night 日夜咳嗽She coughed the whole night.她咳了一晚上。He coughed himself hoarse.他咳得嗓子沙哑了。‖II. n.［c］ 咳嗽：have a bad cough咳得厉害 She coughed a terrible cough. 她咳嗽得非常厉害。He had short dry coughs.他干咳了几声。