Study on the relationship between sugittal middle diameters of cervical spinal canal and cervical vertebral body in the aged, and the incidence of cervical. spondylosis是什么意思_Study on the relationship between sugittal middle diameters of cervical spinal canal and cervical vertebral body in the aged, and the incidence of cervical. spondylosis在线翻译_英语_读音_用法_例句