You violated the sanctity of my mouth.

你亵渎了口腔的圣洁。

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

说的可真是很糟糕的口腔卫生。

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

他发现受试者口腔内的硫化氢含量降低了80%。

Fluoride is essential for our oral health.

氟化物对的口腔健康至关重要。

We have pretty good dental hygiene today-regular brushing, flossing, dental visits.

现有良好的口腔卫生——定期刷牙、用牙线、看牙医。

Here it's just the air that comes out for your mouth.

就是空气从口腔里出的声音。

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

舌头口腔的下位置，稍微抬起。

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

把舌头口腔的，松你的嘴巴。

I can make my active sonar signal by making a tongue click.

可以用口腔发出的咔哒声作为声呐信号。

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

口腔的细菌会产生一些腐蚀牙齿的酸性物质。

But these approaches, and devices like oral appliances, may not always be sufficient.

但这些方法以及像口腔器具这样的装置可能并不总是足够的。

It acts as a protective barrier against the acid that bacteria in our mouths produce.

它充当了一层保护屏障，抵御口腔细菌产生的酸。

Would you say that your poor dental hygiene contributes to your surly nature?

你觉得你糟糕的口腔卫生是因为你天生的坏脾气引起的么？

You see, strep and all his roommates live inside your mouth.

变形链球菌和他的室友生活你的口腔里。

Now they're all unvoiced sounds and so they're made by pushing air through your mouth.

它都是清辅音，所以它都是通过空气流过口腔发出的。

Another is how best to deliver the stem cells to a patient's mouth.

另一个问题是如何最好地将干细胞输送到病人的口腔。

Even though enamel is strong, plaque and bacteria in your mouth can damage it.

尽管牙釉质很坚固，但口腔的牙菌斑和细菌也会对其造成损害。

When we're young, two molars develop in each of the four corners of our mouths.

当年轻时，口腔的四个角落各会长出两颗磨牙。

She hopes that every kid can have a clean mouth and a broad smile.

她希望每一个孩子都能拥有清洁的口腔和大大的微笑。

So it's in our oral cavity, our tongue, and also lots of glands.

它存于的口腔、舌头和许多腺体。