光吃光吃。
脊柱的英文：vertebrabackbone
参考例句：
The vertebrate spine or spinal column.脊骨脊椎动物的脊椎或脊柱
A spinal tap.抽脊椎液
It can range from a minor bruise or sprain to a skull fracture with brain damage or a spinal-cord injury with paralysis.
其范围从小型挫伤或扭伤到大脑受损的头颅裂开或麻痹性脊椎伤害。
