proprietary
[prəˈpraɪəteri]
adj.
专有的，专利的;
所有（人）的;
（商品）专卖的;
n.
所有权，所有物;
所有人;
专卖药品;
独家制造（及销售）的产品;
例句:
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Directors weren't allowed any proprietary airs about the product they made.
主管们不允许对他们生产的产品以所有者自居。
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The classes...without any property...would overpower the proprietary classes.
来自H. P. Brougham
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The company has a proprietary right to the property.
公司拥有这笔财产的所有权。
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A second test applies to the State's proprietary activities.
第二个检验适用于政府的专卖活动.
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His next step, he said, was proprietary.
来自NEWYORKER
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Merck said it doesn't discuss proprietary business-development activities.
来自WSJ