词性:
n. 责任[税收] 关税职务He was recalled to military duty.
他被召回执行军事任务。
We have a duty to uphold the law.
维护法律是我们的责任。
I was on picket duty at the time.
当时我正执行罢工的纠察任务。
It was his duty to obey.
服从是他的职责。
Who's on duty today?
今天谁值班