“牙宣”的概念、定义、翻译、参考文献-科学参考

单词	牙宣
释义	牙宣 Encyclopedia 医学〔口腔病证〕释 periodontal disease牙宣以龈肉萎缩、齿根宣露、牙齿松动、经常渗出血液或脓液为特征的牙科病证。出现本病若不及时治疗，日久牙齿会因失去气血濡养而脱落。本病相当于现代医学的牙周病。
随便看	light month light nebula light-negative lightness lightning lightning accident lightning alignment meter lightning arrester Lightning Boxing lightning caused fire lightning detection from satellite Lightning effect lightning electromagnetic impulse，LEMP lightning electromagnetic pulse measurement instrument lightning equipotential bonding lightning fast electric-field change meter lightning fire lightning induction lightning interferometer lightning location by radiation pulse lightning locator lightning mark lightning measuring instrument lightning on Venus lightning overvoltage

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。