vi. & vt.咳嗽 send out air from the mouth and throat in a noisy way

　～ hard　咳嗽得厉害
　～ badly　咳嗽得厉害
　～ loudly　大声地咳嗽
　～ down　用咳嗽声掩盖（某讲话者）的声音
　～ out　咳出
　～ up　咳出

　He coughed in order to clear his throat.　他咳了一声，清了清嗓子。
　He's coughing badly because he has a cold.　他感冒了，咳得很厉害。
　The engine coughed and sputtered into life.　这发动机启动时喀喀作响。
　He has coughed blood.　他咳血了。
　He started coughing blood.　他开始咳血了。
　She coughed a terrible cough.　她咳嗽得非常厉害。
　He coughed himself hoarse.　他咳得嗓子沙哑了。

 ♣ cough up　(v.+adv.)
1. 认罪，勉强说出某事 say or produce sth reluctantly
　〔说明〕 cough up作此解时通常不用于进行体。
　He owes us money, but he won't cough up.　他欠我们钱，却不愿还账。
　Come on, cough up, who did it?　好了，说出来，是谁干的?
2. 咳出 get sth out of the throat or lungs by coughing
　The little boy coughed up a fish-bone.　那小孩咳出一根鱼刺。
　He'd been coughing up blood.　他那时一直在咳血。
3. 掏出，交出 produce (money or information) unwillingly
　She was shocked at the bill, but she had to cough up.　她颤抖地拿着这张支票，但不得不交出。

C 咳，咳嗽 send out air from the mouth and throat in a noisy way

　cure a ～　治好咳嗽
　develop a ～　患咳嗽
　ease a ～　使咳嗽缓解
　have a ～　咳嗽
　suffer from a ～　患咳嗽
　relieve a ～　使咳嗽减轻
　awful ～　可怕的咳嗽
　bad ～　厉害的咳嗽
　dry ～　干咳
　hoarse ～　嘶哑的咳嗽
　low ～　低声咳嗽
　persistent ～　持续的咳嗽
　short ～　短促的咳嗽声
　slight ～　轻微的咳嗽
　terrible ～　严重的咳嗽
　troublesome ～　讨厌的咳嗽
　warning ～　警告〔提醒〕式的咳嗽声

　The medicine may ease your cough.　这种药能减轻你的咳嗽。
　His illness started with a slight cough.　他的病是从轻微咳嗽开始的。
　You should consult your doctor about your cough.　你咳嗽了，应当去找医生看看。
　She developed a cough.　她咳嗽起来了。
　Have you got a cough?　你咳嗽吗?
　The hunter's cough scared the deer.　猎人的咳嗽声使鹿受惊。
　He heard a quiet cough.　他听到轻轻的一声咳嗽。
　She gave a quiet cough to attract our attention.　她轻咳一声以引起我们的注意。
　Tom has a cough.　汤姆咳嗽了。
　Winter is a time of cough and cold.　冬季是易患咳嗽和感冒的季节。
　A cold can easily cause a cough.　感冒了就容易咳嗽。
　He had short dry coughs.　他干咳了几声。

　［词源］　中古英语coughen（咳嗽）