Duty officer
（警察、军队等的）值勤官, 值班员
🧩 词语组成解析
officer
['ɔfɪsɚ]
n. 军官，警官;高级职员;公务员;船长;
v. 指挥;统率;管理;配置军官;
🗣️ 情景例句
I admire him for his success in business.
我佩服他事业有成。
If you sell the cow, you sell her milk too.
蚀了本也输了利。
Great!
好极了！