更新时间：2026-07-07 23:45:39
medulla spinalis
medulla spinalis是什么意思？
脊髓
- 单词
- medulla spinalis
脊髓
Noun:- a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain; a long tubelike structure extending from the base of the brain through the vertebral canal to the upper lumbar region
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