on duty 详细解释

on duty

值班, 当班

值班; 上班

I usually go on duty at 8 a.m.

我通常上午八点上班。

词义辨析

反义:

值班; 上班

off duty  

补充

on dutyon dutyadv.1.值班,上班

例句

1. I'm on duty until 8 o'clock.我值班到八点。 2. There were 2,250 policemen on duty in and around the stadium.体育馆内部及周边有2,250名警察执勤。 3. I can't take any personal calls while I'm on duty.我在上班时间不能接听私人电话。