exoccipital fissure

例句：

1. 1.The fracture of the skull was a result of a fall from a height.
   颅骨骨折是由于从高处坠落造成的。
2. 2. The medical team carefully examined the patient's cranial fissures.
   医疗团队仔细检查了患者的颅骨裂缝。
3. 3. The surgeon performed a cranial fissure repair to relieve the pressure on the brain.
   外科医生进行了颅骨裂缝修复，以减轻对大脑的压力。