My duty forbids it, sir; prithee hinder me not, the night comes on.
我的职责禁止这样,先生;请不要妨碍我,天要黑了。
2
The nightduty officer was ready to clock off.
值夜班的警官准备打卡下班了。
《柯林斯英汉双解大词典》
3
The most recent was just last week when a medical flight carrying a sick patient had to land on its own in Nevada when the pilot couldn't get through to a snoozing controller on nightduty.