pet
rous
1
岩骨的, 与耳旁颅骨硬部有关的
relating to the hard part of the skull near the ear
- The archaeologist carefully examined the petrous part of the skull for DNA extraction.
考古学家仔细检查了头骨的岩部以提取DNA。
- Certain injuries are harder to treat when they involve the petrous section of the bone.
当涉及骨的岩部时，某些损伤更难治疗。
同义词：