嵌齿

例句：

1. 1. She had a toothache and needed to see the dentist.
   她牙疼，需要去看牙医。
2. 2. The old man had lost all his teeth due to old age.
   这位老人由于年老失去了所有的牙齿。
3. 3. He was so proud of his new set of dentures that he wore them everywhere.
   他为自己的假牙感到非常自豪，以至于他到处都戴着它们。