public man公务人员publicadj.公众的；公共的；公开的n.民众；公众；大众public security policeman公安民警public recreation centers公共娱乐中心public electricity supply公用电气事业public benefit litigation公益诉讼public educational system公共教育体制public housing management公共住房管理public service industries公共服务行业Public health emergencies突发公共卫生事件Public pedestrian network公共空间网络public welfare activities公益行动