It's what separates the nasal cavity from the mouth.

它把鼻腔和口腔分隔开来。

On the other hand, rhinoviruses commonly infect the epithelium of the respiratory mucosa, which lines the nasal cavity.

另一方面，鼻病毒通常感染鼻腔周围的呼吸道粘膜上皮细胞。

The vapours pass through your mouth, around the soft palate, into the nasal cavity and to the olfactory bulb.

蒸汽通过口腔，绕过软腭，进入鼻腔和嗅球。

This is your olfactory system's main organ — a small yellowish patch of tissue on the roof of the nasal cavity.

这是你嗅觉系统的主要器官——鼻腔顶部的一片黄色组织。

When you breathe in, air flows through the nostrils and enters the nasal cavity which is lined by cells that release mucus.

吸气时，气流通过鼻孔进入鼻腔，鼻腔中有大量分泌粘液的细胞。

When babies breastfeed, some of the milk ends up in their nasal cavity.

儿母乳喂养时，部分乳汁进入他们的鼻腔。

Turns out, the difference has to do with the conditions inside your nasal cavities.

原来，区别在于你的鼻腔内部条件。

The nasal cavity is connected to four sinuses which are air-filled spaces inside the bones that surround the nose, called the paranasal sinuses.

鼻腔和四个鼻窦相连，鼻窦是位于鼻腔周围含气的骨质腔，又称鼻旁窦。

The upper respiratory system includes the mouth, nose, nasal cavity, sinuses, and the pharynx.

上呼吸系统包括嘴、鼻子、鼻腔、鼻窦、和咽。

The conducting zone begins with the nose and nasal cavity.

传导区始于鼻和鼻腔。

This was because vessels in the nasal cavity sent cool blood to the brain.

这是因为鼻腔中的血管将凉爽的血液输送到大脑。

Reindeer have 25% more blood vessels packed in their nasal cavities than we do, so they get rid of excess heat through their noses.

驯鹿的鼻腔中的血管比我们多 25%，所以它们通过鼻子散发多余的热量。

Nasal Polyp are fleshy swellings that develop in the lining mucosa of the nose and paranasal sinuses, air-filled spaces, linked to the nasal cavity.

鼻息肉是在与鼻腔相连的鼻腔和鼻窦（充满空气的间隙）的内壁黏膜中增生的肉质肿胀。

Your vocal tract is basically the entire mechanism that shapes sounds from your vocal cord to your nasal cavity.

声道基本上是从声带到鼻腔塑造声音的整个机制。

Now, other studies which, as of yet, have not been peer-reviewed, have suggested that ACE2 in the nasal cavities drops again beyond the age of 60.

现在，还有其他一些尚未经过同行评议的研究表明，60岁以上群的鼻腔中ACE2含量再次下降。

So what this is the larynx pulling down out of the nasal cavity so that during the vocalisation the animal was vocalising out through its mouth.

图像显示喉部在鼻腔中的位置下降，因而在发声过程中动物可以通过口腔发出声音。

After passing through the nasal cavity, the air next reaches the pharynx (throat). There are three divisions of the pharynx.

通过鼻腔后，空气接着到达咽部（喉咙）。咽部分为三个部分。

Pharyngeal cavity: The pharyngeal cavity is located behind the oral cavity and serves as a transition point between the oral and nasal cavities.

咽腔：咽腔位于口腔后面， 是口腔和鼻腔之间的过渡点。

Dogs and other animals that rely mainly on smell tend to have elongated nasal cavities, which drain down and back with gravity, the correct way.

依赖嗅觉的狗和其他动物通常具有较长的鼻腔，这些鼻腔随着重力向下向后排出，这是正确的方向。

In other words, sometimes a person might have no allergic reaction on the skin test, but have a localized allergic reaction affecting the nasal cavity and eyes - that's low sensitivity.

换言之，一个在鼻子和眼睛局部存在着过敏性反应的患者在做皮肤点刺试验时可能出现假阴性的结果，这就是所谓的低敏感性。