on duty

漢語翻譯

例句：

1. Half the garrison is/are on duty.
   有半數衛戍部隊在執勤。
2. I go on duty at 8:00 am.
   我早晨8點鐘上班。
3. The teachers on duty are policing the school buildings during the lunch hour.
   在午飯時間，值班教師負責維持校內秩序。
4. Who is on duty today?
   今天誰值日?
5. Please bleep the doctor on duty immediately.
   請立刻用傳呼機召值班醫生。
6. I arrive at the hospital at eight o'clock, but I don't go on duty until nine.
   我八點鐘就到醫院了，但是九點鐘我才去值班。
7. The rule is that someone must be on duty at all times.
   按照規定，任何時候均需有人值班。