Calvaria

例句：

1. 1. The skull of the dinosaur was discovered in a cave.
   在洞穴里发现了恐龙的头骨。
2. 2.The skull is an important part of the human body.
   头骨是人类身体的重要组成部分。
3. 3.The skull was found with a broken jawbone.
   头骨被发现时，下颌骨已经断裂。