back tooth pain 后牙疼
back tooth extraction 后牙拔除
back tooth cavity 后牙龋齿
back tooth filling 后牙补牙
back tooth decay 后牙腐坏
1. He has a cavity in his back tooth.
他的后牙有一个蛀洞。
2. The dentist checked my back tooth carefully.
牙医仔细检查了我的后牙。
3. She felt pain in her back tooth while eating.
她吃东西时后牙感到疼痛。
A: Does your back tooth still hurt?
A：你的后牙还疼吗？
B: Yes, I think I need to see a dentist.
B：是的，我想我需要去看牙医。
1) 后牙
2) 臼齿（泛指）
3) 磨牙位置牙齿
1. 位于口腔后部用于咀嚼的牙齿
e.g. My back tooth is sensitive to cold food.
我的后牙对冷食很敏感。
2. 指臼齿或磨牙
e.g. The dentist removed a damaged back tooth.
牙医拔掉了一颗损坏的后牙。
noun
1. A tooth located at the back of the mouth, used for grinding food; includes molars and premolars.
Synonym: molar, premolar