Now the spinal column is made of 33 vertebrae: 7 cervical, 12 thoracic, 5 lumbar, 5 sacral and 4 coccygeal.

脊柱由33块椎骨组成：7块颈椎、12块胸椎、5块腰椎、5块骶椎和4块尾椎。

There are 31 pairs of nerves originating from the spinal cord called spinal nerves; there are 8 cervical, 12 thoracic, 5 lumbar, 5 sacral and 1 coccygeal.

由脊髓发出的31对神经称为脊神经：包括8对颈神经、12对胸神经、5对腰神经、5对骶神经和1对尾神经。

These are grouped into 8 pairs of cervical nerves, 12 pairs of thoracic nerves, 5 pairs of lumbar nerves, 5 pairs of sacral nerves and 1 pair of coccygeal nerves.

这些脊神经分为8对颈神经、12对胸神经、5对腰神经、5对骶神经与1对尾神经。

Spinal nerves take their origins from the spinal cord. They control the functions of the rest of the body. In humans, 31 pairs of spinal nerves include 8 cervical, 12 thoracic, 5 lumbar, 5 sacral and 1 coccygeal.

脊神经起源于脊髓，控制身体其他部分的功能。人类有31对脊神经，包括8对颈神经、12对胸神经、5对腰神经、5对骶神经和1对尾神经。