单词：dentinal tubule
dentinal tubule的用法和样例：
例句
- Deletion of DMP1 was also associated with abnormalities in the dentinal tubule system and delayed formation of the third molar.并伴牙本质小管异常和第三磨牙发育延迟。
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Enamel is the hard outer tooth layer. 牙釉质是牙齿坚硬的外层。 The cavity gets larger by entering the softer second tooth layer, the dentin. 蛀牙洞到了牙齿的较软的第二层， 也就是牙本质时，龋洞就会变得大的多。
口腔临床英语对话