imperforation
英：[ɪmpɜ:fə'reɪʃən] 美： [ɪmpɜfə'reɪʃən]
imperforation 基本解释
n.封闭状态，无孔的东西；
imperforation 相关例句
权威例句
imperforationimperforation[Upper anal imperforation, treatment and results][Congenital imperforation of the nasolacrimal canal]Imperforation of the nasolacrimal duct as a cause of nasal obstruction in the newborn.IMPERFORATION OF THE LACHRYMONASAL DUCT IN THE NEW-BORN, AND ITS CLINICAL MANIFESTATIONS.[False ranula of the newborn or imperforation of Wharton's duct]From the Mermaid to Anal Imperforation: The Syndrome of Caudal RegressionMonocanaliculonasal and/or monocanalicular intubation assembly, mainly for nasolachrymal imperforationGiant fecaloma in an adult with severe anal stricture caused by anal imperforation treated by proctocolectomy and ileostomy: report ...
