"The smoker coughs all day"
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?
cough sth ⇔ upThe 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。
cough upShe 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。