dentin
US /ˈden.tɪn/
UK /ˈden.tɪn/
名词
牙本质
a calcified tissue, similar to bone but harder, that forms the main bulk of a tooth, beneath the enamel and surrounding the pulp cavity.
示例:
•
The dentist explained that the cavity had reached the dentin layer of the tooth.
牙医解释说，蛀牙已经到达牙齿的牙本质层。
•
Dentin is softer than enamel but harder than bone.
牙本质比牙釉质软，但比骨骼硬。