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1.Objective To observe the clinical effects of GLUMA desensitizer in treatment of dentin hypersensitivity.

1.目的观察GLUMA系统处理剂治牙本质过敏症的临床

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2.The additional enamel (much harder than the dentin in tooth interiors) makes hypsodont teeth more wear-resistant than low-crowned teeth are.

2.些额外的珐琅质(比其内部的牙质硬很多)使高冠齿比低冠齿磨得多。

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3.Conclusions:Light cure pit and fissure sealant technique can be used to treat pit and fissure caries after the cariated dentin has been cleared up.

3.在彻底清除龋坏牙体组织后用光固化窝沟封闭术可磨牙牙 面窝沟龋的预防治方法之一。

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4.Dentin matrix protein 1 (DMP1) is expressed in both pulp and odontoblast cells and deletion of the Dmp1 gene leads to defects in odontogenesis and mineralization.

4.牙本质基质蛋白-1(DMP1)在牙髓和成牙本质细胞中均有表达,Dmp1基因缺失可导致牙齿发育和矿化障碍。

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时差N

1.But decay is reversible until it reaches the dentin.

可是,在牙本质遭到腐蚀之前,腐蚀随时都会发生

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Scishow 精选

2.Dentin is pretty hard, but unlike enamel, it's porous.

牙本质非常硬,但与牙釉质不同,它是多孔

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3.If your enamel is worn away, your dentin and its tubules can be exposed.

如果你牙釉质被磨掉了,你牙本质和它就会暴露出来。

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PBS趣味科普

4.Some become odontoblasts — these cells make dentin, the tough, fibrous core of the tooth.

一些变成成牙质细胞——这些细胞形成牙质坚硬纤维牙质,是牙齿核心部分。

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5.And sometimes, the combination of sweet stuff and exposed dentin equals pain.

有时,甜味东西和暴露牙本质碰撞就会导致疼痛。

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6.That snack touching the outside of your exposed dentin has highly concentrated solutes in the form of sugar molecules.

那些接触到你暴露牙本质外部有高度集中糖分子形式溶质。

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7.And the dentin acts as the selectively permeable barrier.

牙本质则作为选择性渗透屏障。

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Osmosis-消化

8.If destruction continues into the dentin layer, then the caries lesion enlarges towards the pulp.

牙本质损害继续蔓延,缺损会延伸到牙髓。

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Osmosis-消化

9.The demineralization of cementum and dentin can occur in a pH range of 6.2-6.8.

牙骨质和牙本质脱矿可以在pH6.2到6。8范围内发生。

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科学60秒 听力 2014年6月合集

10.These growth factors cue stem cells to generate dentin, the bonelike substance that teeth are mostly made of.

这些生长因子会提示干细胞修复牙本质这是牙齿成分中绝大部分组成物质。

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时差N

11.First, the acid eats away the very hard outer layer of yourtooth, called the enamel. Inside the enamel is the dentin.

酸性物质会先腐蚀掉牙冠表层珐琅质。珐琅质所包覆便是牙本质

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双语版 TED-Ed 演讲精选

12.This amazing structure is created by two types of cells: ameloblasts that secrete enamel and odontoblasts that secrete dentin.

分泌牙釉成釉细胞以及分泌牙本质成牙本质细胞。

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13.The fluid in your dentin's microtubules rushes out of your tooth towards the sugar.

牙本质液体冲出牙齿,冲向糖那里。

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科学60秒-科学美国人 2023年7月合集

14.They're false in that they're not made of what our teeth are made of: dentin and enamel.

“伪牙”不是由我们牙齿材料——牙本质和珐琅质——构成

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15.Odontoblasts use a more complex process, but unlike ameloblasts, they stick around, continuing to secrete dentin throughout your life.

成牙本质细胞则需要更复杂过程,但与成釉细胞不同,它们不会消失,会在我们有生之年继续分泌牙本质

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TED-Ed(视频版)

16.But if the damage extends beyond the dentin, the bacterial invasion progresses causing excruciating pain as the nerves become exposed.

在此阶段,逐渐扩大 蛀牙区并不会产生疼痛,但若损害扩大 超出了牙本质范围持续侵入细菌。

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SciShow 合集

17.And, like us, the inside has a pulpy part with some cells that produce dentin.

而且,和我们一样,里面有一个浆状部分,里面有一些产生牙本质细胞机翻

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5C

18.And they fixed the dentin the door, I just need to go and pick it up tomorrow.

他们把门上牙本质修好了, 我只需要明天去取。机翻

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VOA慢速英语_世界

19.They are made up of an outer layer of enamel, and an inner layer of hard, dense, bony tissue called dentin.

它们牙齿由外层牙釉质以及内层坚硬、紧密骨组织构成,这些骨组织被称为牙质

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SciSHow 快问快答科普

20.And it’s made up of three layers: the enamel, the dentin, and the pulp.

它由三层组成:牙釉质、牙本质和牙髓。机翻

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