There are dentists like Dr. August de Oliveira, who are using augmented reality to see the roots of your teeth while working on your teeth.

有像奥古斯特·德·奥利维拉医生这样的医，在检查齿时利用增强现实观察你的。

That's right. My job is less interesting that root rot.

我的职业是比不上烂有意思。

I daresay you'll find you can, ' said Professor McGonagall through tightly gritted teeth.

麦格教授紧咬说。

The first part is the root, and it sits within the alveolus.

第一部分是，位于槽骨内。

The tooth and nerves and roots are now at rest.Sensation will now be normal.No poison.

齿和神经及现在处于休息状态。神经感受现在会很正常。没有毒。

They all had a small crown, enamel and a small root. She said the boy suffered from a very rare dental problem.

它们都有一个尖点、釉质和一个。”她表示男孩患有一种非常罕见的齿问题。

These are pulverizing teeth, these could pierce through flesh, they could shatter bone, and they're anchored by extremely deep roots.

这些齿仿佛粉碎机一般，能够撕开血肉，能咬碎骨头。这些的非常之。

What happens is that the root is anchored well into the lower jaw.

实际情况就是这个地嵌在其下颌骨上。

Eventually, bacteria travel down into the root canal space, and fill the entire inside of the tooth.

最终细菌进入管，充满整个齿内部。

If the gingiva recedes or plaque forms between the gingiva and the root, bacteria and acids have direct access to the cementum, which is much softer than enamel and dissolves more quickly.

如果龈退缩或龈和间形成斑，细菌和酸就可以直接侵犯骨质，与釉质相比骨质更软，溶解更快。

Next, there's the neck, which is the transition between the root portion covered by bone and the crown.

接下来是颈，即被骨骼覆盖的部和冠部之间过渡区。

Blood vessels and nerves come from the jaw bones, and enter the center of the root through a narrow passage, called the apical foramen.

血管和神经从颌骨通过一个叫做尖孔的狭窄通道进入中央。

The root is covered by cementum, which is a bonelike substance that the periodontal ligament's fibers attach to.

包裹着的是骨质，是一种骨样物质，是周韧带纤维连接的部分。

So, your root for your teeth are underneath the skin.

所以，你的齿的是在皮肤下面的。

There was a point when I was having a filling, so I had a hole in my tooth and I remember that it was quite deep in my tooth, like quite near the root of my tooth.

有一次我补，所以我的齿有个洞， 我记得那个洞很，几乎接近了。

It's a human tooth, root and all, and judging by how little grime it has on it, it's a new addition.

这是一颗人类齿，连都在，据上面附着的污垢极少来看，应该是新添的。

I know. I know. I'm having my root canal the same week.

我知道 我知道 那周我还要动个手术。

Just like when we lose our baby teeth, the roots get reabsorbed.

就像当我们失去乳时，会被重新吸收。

The root is the part, remember, of the tooth that is below the surface, that you can't normally see.

记住， 是齿表面以下的部分，您通常看不到。

When the root was almost completely resorbed, a tooth would become loose.

当几乎完全被吸收时，齿就会松动。