wisdom tooth

US /ˈwɪz.dəm ˌtuːθ/
UK /ˈwɪz.dəm ˌtuːθ/
"wisdom tooth" picture
1.

智齿

each of the four rearmost molars on either side of the upper and lower jaws, which usually emerge at late adolescence or early adulthood.

:
My dentist said I need to get my wisdom tooth extracted.
我的牙医说我需要拔掉我的智齿
Some people never develop wisdom teeth.
有些人从不长智齿