trigona submandibulare

例句：

1. 1. The dentist removed the trigona submandibulare to improve the patient's bite.
   牙医移除了下颌骨的突起物，以改善患者的咬合。
2. 2. During surgery, the surgeon carefully dissected the trigona submandibulare to avoid damaging the nerves.
   在手术中，外科医生小心地解剖下颌骨的突起物，以避免损伤神经。
3. 3. The patient was advised to maintain good oral hygiene and prevent the growth of bacteria in the trigona submandibulare area.
   患者被建议保持良好的口腔卫生，并预防下颌骨突起物区域的细菌生长。