proprietary trading自营;自营交易;坐盘
proprietary product专利产品;专利产物;专卖物料
proprietary interest业组权益;业主权益;资本权益
proprietary brand自主品牌
Proprietary Theory业主论
Proprietary assets专利资产
proprietary rights[法] 所有权;专有权利;产权;财产权
proprietary estoppel所有人禁反言;财产禁反言;不容反悔;财富禁反言
proprietary business专有交易
ADJ（形容词） Proprietary substances or products are sold under a brand name. 品牌专卖的 [正式][ADJ n]
...some proprietary brands of dog food.
…一些专卖狗粮的品牌。