dental caries齿: tooth齿圈: gear rim; gear ring; gear, annulus; ring gear; tooth annulus; tooth ring; tooth row齿区: teeth zone齿圈,齿轮轮缘: gear rim齿球间间隙本质: interglobular dentin下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:齿龋,即可在微信中查询翻译