Ramus orbitalis

例句：

1. 1. The orbital region of the skull is where the eyes and ears are located.
   颅骨的轨道区域是眼睛和耳朵所在的地方。
2. 2. The orbital cavity is a hollow space in the skull that houses the eyeballs.
   眼眶是一个位于颅骨中的空腔，容纳着眼球。
3. 3. The orbital bone is responsible for supporting the eyeballs and protecting them from injury.
   眶骨负责支撑眼球并保护它们免受伤害。