上颚

例句：

1. 1. The dentist examined herupper jaw for any signs of decay.
   牙医检查了她的上颚，看是否有蛀牙的迹象。
2. 2. Shehad a surgical procedure torepair the damage to her upperjaw.
   她进行了手术来修复上颚的损伤。
3. 3. The patient was advised toavoid hard foods while her upper jaw washealing.
   患者被建议在上颚愈合期间避免食用硬食物。