... proprietary class 有产阶级proprietary classes有产阶级 proprietary company 控股公司， 持股公司； 土地兴业公司 ...
双语例句
1
Proprietary schools offer flexible classes for those with jobs, children or remote homes.
私立学校为那些在职的，有孩子的以及家距学校较远的人提供了富有弹性的课程。
2
This framework is a proprietary integration technique that requires adapter developers to extend and implement existing classes and methods that assemble a metadata driven integration solution.