C1 the line of bones down the centre of the back that provides support for the body and protects the spinal cord脊柱;脊椎
More examples
Age deforms the spine.
Injuries to the spine are common amongst these workers.
The doctor manipulated the base of my spine and the pain disappeared completely.
The lower part of her spine was crushed in the accident.
At its most terrifying, his writing sends shivers up and down my spine.
a long, sharp point like a needle growing out of an animal such as a hedgehog or a plant such as a cactus(刺猬等动物的)刺毛;(仙人掌等植物的)刺
the narrow strip where the cover of a book is joined to the pages, usually with the title and writer's name printed on it书脊
noun¹
both
noun²
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