posterior teeth speech space

例句：

1. 1. The dentist advised me to visit the back teeth for a check-up.
   牙医建议我去检查后牙。
2. 2. The patient was in a lot of pain and needed to be moved to a more posterior space.
   病人非常疼痛，需要被移到一个更靠后的空余位置。
3. 3. During surgery, the surgeon had to move the patient's posterior space to access the affected area.
   在手术中，外科医生必须移动患者的后部空间以到达受影响的区域。