Modified Halo-vest fixation for the stability of cervical vertebra and prevention of medullary re-injury during the operations for the patients with cervical vertebral fracture是什么意思_Modified Halo-vest fixation for the stability of cervical vertebra and prevention of medullary re-injury during the operations for the patients with cervical vertebral fracture在线翻译_英语_读音_用法_例句