Objective:To investigate the application of one stage otoptasty for congenital atresia of the external acoustic canal and malformations of the middle ear and the auricle.是什么意思_Objective:To investigate the application of one stage otoptasty for congenital atresia of the external acoustic canal and malformations of the middle ear and the auricle.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句