Objective To explore the etiologic feature of vertigo in elderly patients and evaluate the significance of electronystagmography(ENG) in these patients.是什么意思_Objective To explore the etiologic feature of vertigo in elderly patients and evaluate the significance of electronystagmography(ENG) in these patients.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句