private responsibility

例句：

1. 1. The private clubis only for members of the aristocracy.
   这个私人俱乐部只对贵族开放。
2. 2. He has a private office in thebuilding.
   他在大楼里有一间私人办公室。
3. 3. Thecompany's policy is to keep allinformation private.
   该公司的政策是将所有信息保密。