| 单词 | dentine |
| 释义 | dentine noun[U] anatomyspecializeduk/ˈden.tiːn/us/ˈden.tiːn/a hardsubstancecontainingcalciumthatformsthemainpartof atoothand hasenamel(= ashinywhitesubstance)coveringit 象牙质（构成牙齿主体的坚硬含钙物质，表面覆盖白色牙釉质）The teeth
Examplesofdentinedentine Dentinedoes not remodel like bone, so it captures a childhood dietary signal comparable to that of enamel. From theCambridge English Corpus Afterward, the laser cavities were generated at thedentine-composite border affecting both regions allowing immediate qualitative assessments. From theCambridge English Corpus A computer-produced image reconstruction is shown of fixed and immuno-stained osteoclasts (bone-resorbing cells) that were cultured ondentine. From theCambridge English Corpus Standardized human enamel anddentinepieces (surface roughness 0.33 + 0.09 m) were used for - the in vivo collection (six healthy volunteers) of undisturbed biofilms. From theCambridge English Corpus Their occlusal surface is either covered with enamel bearing radial striations (unworn functional teeth) or exhibits a ring of enamel surrounding the centrally exposeddentine(highly worn functional teeth). From theCambridge English Corpus Discoloreddentinewas similarly removed from the two deciduous teeth. From theCambridge English Corpus He contacted his private dentist, who said that his teeth were probably still sensitive after being cleaned by the hygienist and that he should rubdentineon his gums. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 It is also suspected that it is needed for the formation of the cells that form our bones and thedentine, or enamel, of our teeth. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 The upper incisors are grooved and the enamel on the molars is quickly worn away by chewing leaving thedentineexposed. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Dentinecan be as hard as the rest of teeth, and is composed of collagen fibres, reinforced with hydroxyapatite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Their dorsal and ventral shield is made up by numerous polygonal platelets of aspidine, ornamented with largedentinetubercles capped with a thick enameloid layer. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Plates covering the headshield had ridges ofdentine. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Hypersensitivity issues may also arise, short sharp pain caused by exposed underlyingdentine, after the deterioration of the filling material. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These were quite wear resistant and kept together by cementum anddentine. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The scales of sarcopterygians are true scaloids, consisting of lamellar bone surrounded by layers of vascular bone,dentine-like cosmine, and external keratin. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
| 随便看 |
|
英汉词典包含213609条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。