2026-03-22 05:33 浏览次数 23
翻译
periodontal disease is a chronic bacterial condition associated with receding gums and tooth loss.
牙周病是一种慢性细菌感染性疾病,会引起牙床萎缩和牙齿脱落。
receding gums can be the result of disease or simply incorrect brushing.
牙龈萎缩可能是疾病导致的,也可能仅仅是错误的刷牙方式引起的。