젤리군의 관심사

[입트영] 2022년 7월 14일 Key Expressions Clenching One's Teeth ▶ Key Expressions have a habit of ~하는 습관이 있다 Many people have a habit of clenching their teeth without even realizing it 자신도 모르게 without even realizing it. 20% of the population is said to have this habit widespread issue 흔한 문제 so it seems to be a widespread issue. molars 어금니 the top and bottom molars should maintain a dinstance of 2~3mm. ..