root canal

US /ˈruːt ˌkæn.əl/
UK /ˈruːt ˌkæn.əl/
"root canal" picture
1.

根管治疗

a dental procedure to remove infected or damaged pulp from the inside of a tooth, clean and disinfect the area, and then fill and seal it

:
I need to get a root canal next week to save my tooth.
我下周需要做根管治疗来保住我的牙齿。
The dentist recommended a root canal due to severe infection.
由于严重感染,牙医建议进行根管治疗