头盖骨膜

例句：

1. 1. The skull of the dinosaur was found in a cave.
   恐龙的头骨在洞穴里被发现。
2. 2.The skull is made of bone and has no brain inside.
   头骨由骨头制成，里面没有大脑。
3. 3. Scientists are studying the skull to learn more about human evolution.
   科学家们正在研究头骨以了解人类进化的更多信息。