Objective:To investigate the association between the shape alteration of pharyngeal ostium of eustachian tube and secretory otitis media (SOM).是什么意思_Objective:To investigate the association between the shape alteration of pharyngeal ostium of eustachian tube and secretory otitis media (SOM).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句