You violated the sanctity of my mouth.

你亵渎了我的圣洁。

It should be slightly lifted off the bottom of the mouth.

从的底部稍微抬起。

So the tongue should be lifted slightly in the middle lower section of the mouth.

在的下位置，稍微抬起。

All eight of our incisor teeth are located in the front part of our mouth.

我们所有的八颗门牙都位于的前部。

Just keep the tongue in the middle of your mouth, relax your mouth.

把放在的间，放松你的嘴巴。

But I also started thinking, here's our introduction.

人体的照片 或者是基于它的作品。

A cavity is caused by bacteria in the mouth.

蛀牙是由的细菌引起的。

The skin on the inside of my mouth is my gums.

我内侧的皮肤就是我的牙龈。

We make the sounds of English in different ways, using different parts of our mouths.

我们用不同的部位发不同的。

The bacteria would have given T. Rex permanent bad breath.

的细菌会让霸王龙终年臭。

Acid from bacteria in yourmouth can cause your tooth to decay.

的细菌会产生一些腐蚀牙齿的酸性物质。

These microbes are with us soon after birth.

是由里的特定微生物所引起的。

Now the mucosal tissue in the oral cavity can undergo several premalignant pathological changes.

内的黏膜组织可经历数种癌前病理变化。

There are more bacteria in our mouths than living people on the planet.

我们的细菌比地球上活着的人还多。

Not everyone has enough room in their mouth for this last group of teeth.

并不是每个人的都有足够的空间来容纳这最后一组牙齿。

What we're talking about here is really bad oral hygiene.

我们的可真是很糟糕的卫生。

And it's those protein-breaking enzymes, or proteases, in particular that wreak havoc for your mouth.

特别是那些破坏蛋白质的酶，或称蛋白酶，会你的造成严重的破坏。

And you can scrub to your cards content, you won't rid your mouth of bacteria.

你可以擦掉卡片上的内容，却无法去除的细菌。

They found hydrogen sulphide levels decreased in 80% of participants.

他们发现受试者内的硫化氢含量降低了80%。

So when you brush in the morning, you're starting the day off with a nice, clean mouth.

所以早上刷完牙之后，你就能以干净的开始一天的生活。