teeth。“牙齿”的英文单词是“tooth”，例句：I have gone to the dentist to extract the bad tooth.我已到牙科医生那里把坏牙拔掉了。Have you brushed your teeth?你刷牙了吗？
Draw the floss backwards and forwards between the teeth.
The front cog has 44 teeth.
I need to have two teeth filled.
Choose an essay topic that you can really get your teeth into.
A high proportion of five-year-olds have teeth in poor condition.
1、artificial tooth 假牙
2、bad tooth 蛀牙
3、beautiful tooth 漂亮的牙齿
4、false tooth 假牙
5、irregular tooth 不整齐的牙齿
6、loose tooth 活动的牙齿
7、lower tooth 下牙
8、rotten tooth 蚀牙