| 释义 |
mastoid processn.（名词）- A conical protuberance of the posterior portion of the temporal bone that is situated behind the ear in human beings and many other vertebrates and serves as a site of muscle attachment. Also called mastoid bone 乳突：人类和许多其他脊椎动物耳后颞骨后部的圆椎形凸起，适合于肌肉连接处 也作 mastoid bone
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