noun 下载 🔗分享 龋齿,蛀牙 The progressive destruction of bone or tooth by decay Examples : "The dentist found several areas of caries in my back teeth during my checkup. " 检查时,牙医发现我的后槽牙有好几处蛀牙。 medicine disease body anatomy 与AI对话词汇游戏阅读练习