the elongated structure of bone running the length of the trunk and tail of a vertebrate, which consists of a jointed series of vertebrae and protects the spinal cord; the backbone
| 单词 | spinal column |
| 释义 | spinal columnnounthe elongated structure of bone running the length of the trunk and tail of a vertebrate, which consists of a jointed series of vertebrae and protects the spinal cord; the backbone |
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