public use公共事业
publicadj.公众的;公共的;公开的n.民众;公众;大众
Public Relations Online网络公共关系
public and private idea公私观念
public security penalty治安处罚
public relations theory公共关系理论
Public emergency system公共应急体制
Public Education Office公众教育官员
public-key management公钥管理
public interest posters公益海报
public service industry公共服务业
public emergent affairs突发事件