internal occipital crest

例句：

1. 1.The skull is adorned with various internal occipital crests.
   颅骨上装饰着各种内枕骨突起。
2. 2. The anatomist described the internal occipital crest as a unique feature of the human skull.
   解剖学家将内枕骨突起描述为人类颅骨的独特特征。
3. 3.During surgery, the surgeon carefully removed the internal occipital crest to avoid damaging vital nerves.
   在手术过程中，外科医生小心翼翼地切除了内枕骨突起，以避免损伤重要的神经。