interdental space

例句：

1. 1.The dentist advised us to floss daily to maintain our interdental space.
   牙医建议我们每天刷牙来保持我们的牙间空间。
2. 2.During the night, the patient's mouth was filled with interdental space.
   在夜间，病人的口腔充满了牙间空间。
3. 3. The child's teeth were crowded, leaving little interdental space for chewing.
   孩子的牙齿拥挤，几乎没有牙间空间供咀嚼。