好词典
officer
UK /ˈɒfɪsə/US /ˈɑːfɪsər/
词源
源自中古英语 'officer'，来自古法语 'officier'，源自拉丁语 'officium'（职责、服务）。
noun
❶ 指在军队、警察或组织中担任特定职位的人，通常拥有一定的权力和责任。
“The police officer directed traffic at the busy intersection.”
（警察在繁忙的十字路口指挥交通。）
“She was promoted to the rank of army officer last year.”
（她去年被提升为陆军军官。）
同义词:official, executive, administrator, commander, supervisor
常见短语
officer of the law — 指执法人员，如警察或治安官，负责维护法律和秩序。
“As an officer of the law, he took his duty to protect citizens very seriously.”
（作为执法人员，他非常认真地履行保护市民的职责。）