swollen gum meaning in Chinese
肿胀的牙龈
Examples
- Epidemiologists have shown that preterm births occur significantly more frequently in pregnant women with periodontitis , a common and chronic bacterial infection that causes red , swollen gums and loose teeth
流行病学家提出患有常见的慢性细菌感染导致牙龈红肿和牙齿松动牙周炎的孕妇更易发生早产。