private key私人密钥privateadj.私人的；个人的；私下的；私有的；缄默的n.士兵；列兵private block-printing私刻private economy in Ezhou鄂州民营经济private ownership system[法] 私有制private--run college民办高校private digital exchange专用数字交换机private bonded warehouse[经] 私营保税仓库private network planning专网规划private network security专网安全private aircraft station专用飞机电台private intemational law国际私法