n.职责，责任,义务,职责或工作,税收
They clocked off duty and left at ten to three.
他们打卡下班，于2点50分离开。
The first duty of a director is to recce his location.
主管的第一项任务是熟悉所在地区的情况。
He had a third examination and was declared unfit for duty.
他接受了第三次检查，被告知不宜上班。