Please ask experienced or related professionals for help about tooth decay and filling.

Pay attention to the sense of urgency-gargling after meals and brushing your teeth in the morning and evening (all of which are frequent in the affected area) can delay the development, and it will take 1-2 weeks.

This hole looks like it belongs to middle caries, and it is not as serious as you think. As long as you can't go to basics, the cost will not be too high. Filling teeth with ordinary resin or even amalgam will not exceed 100 yuan per tooth.

It's easy to go to the hospital to see a dentist. Hang the number of stomatology department at the registration desk in the lobby, then hand in the number at the stomatology nurse desk and wait.