etiologic factors of periodontal disease的意思|示意
美 / /
英 / /
牙周病的病因
etiologic factors of periodontal disease的网络常见释义
牙周病的致病因素 ... 唯一的致命弱点 the heel of achilles 牙周病的致病因素 etiologic factors of periodontal disease 致命的疾病 a deadly malady ...