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
He was very hard driven.
他被迫拼命干活。
To conduct an orchestra
指挥交响乐
Two assistants, mounted on tame elephants, control the captive from either side,
两位助手骑在驯服的象的背上，从两侧控制新捕的象，