n. hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense
n. something resembling the tooth of an animal
n. toothlike structure in invertebrates found in the mouth or alimentary canal or on a shell
n. a means of enforcement
n. 牙齿, 齿状物, 爱好
vt. 装以齿, 将...切成齿状
vi. 啮合
1. I have a toothache and need to see a dentist.
我牙疼，需要去看牙医。
2. She brushed her teeth twice a day to keep them healthy.
她每天刷牙两次以保持牙齿健康。
3. The dentist said I need to get a tooth filled.
牙医说我需要补一颗牙。