| 单词 | proprietary | 
| 释义 | proprietaryproprietary /prəˈpraɪəˌtɛri/ adjective [usually before noun, no comparative] formal 1a proprietary product is one that is only sold under a particular name by a particular company:  proprietary software2relating to who owns something:  He had no proprietary interest in the farm  (=he did not own any part of it).3proprietary behavior or feelings show that someone or something belongs to you  | 
	
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