segmentum lingulare inferius

例句：

1. 1. The surgeon performed a segmental resection of the mandible.
   外科医生进行了下颌骨的分段切除。
2. 2. The patient was admitted to the hospital with a fractured jawbone.
   患者因颌骨骨折入院。
3. 3. The anatomy class discussed the structure and function of the segmental bone system.
   解剖课上，学生们讨论了分节骨系统的结构与功能。