early 14c., "one who holds an office" (originally a high office), from Old French oficier "officer, official" (early 14c.), from Medieval Latin officarius "an officer," from Latin officium "a service, a duty" (see office). The military sense is first recorded 1560s. Applied to petty officials of justice from 16c.; U.S. use in reference to policemen is from 1880s.
实用例句
1. He was returned to prison in 1977 for impersonating a police officer.
他1977年因冒充警官而再次入狱。
来自柯林斯例句
2. Secret Service officer Robin Thompson spoke on behalf of his colleagues.
特工处官员罗宾·汤普森代表他的同僚发表了讲话。
来自柯林斯例句
3. The Night Duty Officer was ready to clock off.
值夜班的警员准备打卡下班。
来自柯林斯例句
4. He got permission from his commanding officer to join me.
他得到指挥官的许可来与我会合。
来自柯林斯例句
5. One of the apprentices made an insulting remark to a passing officer.