单词	patency
释义	patency noun pa·​ten·​cy ˈpa-tᵊn(t)-sē  ˈpā-  : the quality or state of being patent Word History First Known Use 1656, in the meaning defined above Medical Definition patency noun pa·​ten·​cy ˈpat-ᵊn-sē  ˈpāt-  plural patencies : the quality or state of being open or unobstructed evaluating arterial patency
随便看	polls pollster pollsters polltaker polluces pollucite pollucites pollutant pollutants pollute polluted polluter polluters pollutes polluting pollution pollutional pollutions pollutive Pollux polluxes polly polly mountain polly-fox Pollyanna

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