a short, dry, frequent cough
短促频繁的干咳
(of a young hawk) given partial liberty but not yet allowed to hunt for itself
（雏鹰）在饲养训练中（指有一定的自由，但不准自出觅食）
(N. Amer.)pass one's time idly or with no definite purpose
(北美)混日子，闲逛，虚度光阴
(informal)annoy or infuriate someone
(非正式)使某人生气，激怒某人