dentin
US /ˈden.tɪn/
UK /ˈden.tɪn/
名詞
象牙質
a calcified tissue, similar to bone but harder, that forms the main bulk of a tooth, beneath the enamel and surrounding the pulp cavity.
例:
•
The dentist explained that the cavity had reached the dentin layer of the tooth.
歯科医は、虫歯が歯の象牙質の層に達していると説明した。
•
Dentin is softer than enamel but harder than bone.
象牙質はエナメル質より柔らかいが、骨より硬い。