Method:31 cases of cervical disc herniation(CDH) scanned in neutral position under MRI were taken in hyperflexion and hyperextension.是什么意思_Method:31 cases of cervical disc herniation(CDH) scanned in neutral position under MRI were taken in hyperflexion and hyperextension.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句