单词 | vertebra |
释义 | ver·te·bra ![]() n. pl. ver·te·brae(-brā′, -brē′) or ver·te·bras Any of the segments, composed of cartilage in cartilaginous fishes and of bone in other vertebrates, that form the spinal column. [Middle English, from Latin, from vertere, to turn; see wer-2 in the Appendix of Indo-European roots.] |
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