值勤, 公务的英文

• line of duty

• 值勤:    be on duty
• 公务:    official business
• 值勤:    be on duty◇值勤交通警 policeman on point duty; 值勤人员 personnel on duty
• 公务:    public affairs; official business 执行公务 exercise a public function; 公务护照 service passport; 公务人员 government functionary
• 不值勤:    off-hour; offhourr