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

它把鼻腔和口腔分隔开来。

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。

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。

These neurons migrate down from the olfactory placode and get embedded in the cribriform plate, which is a bone plate that separates the nasal cavity from the brain, forming the olfactory bulb.

这些神经元从嗅觉基板迁移下来，并嵌入筛板中，即将鼻腔与大脑隔开的骨板，从而形成嗅球。

During swallowing, the soft palate and uvula move upward to prevent food from entering the nasal cavity, the uvula also helps to guide the food into the pharynx.

在吞咽期间，软腭和悬雍垂向上移动以防食物进入鼻腔，悬雍垂也有助于将食物引入咽部。