buccal fat pad

例句：

1. 1. The dentist removed the buccal fat pad to improve the patient's smile.
   牙医移除了颊脂垫，以改善患者的笑颜。
2. 2. During a surgery, the surgeon had to remove the buccal fat pad to prevent infection.
   在手术期间，外科医生必须移除颊脂垫以防止感染。
3. 3. The patient was given medication to reduce the swelling and pain in the buccal fat pad.
   患者被给予药物以减轻颊脂垫的肿胀和疼痛。