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411 समाचार
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411 REFERENCE · Wikibooks

English-Hanzi/Vertebra

Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.

In the vertebrate spinal column, each vertebra is an irregular bone with a complex structure composed of bone and some hyaline cartilage, the proportions of which vary according to the segment of the backbone and the species of vertebrate. 在 脊椎动物 脊柱 中 ,每个 椎骨 是 不 规则 的 骨骼,具有 由 骨骼 和 一些 透明 软骨 构成 的 复杂 结构,其 比例 根据 脊骨 的 节段 和 脊椎动物 的 种类 而 变化。