它的作用就像一个防御空气变应原的天然屏障，在鼻道里形成一层无色的、粘液样的、凝胶层，其作用就像一个灰尘和细菌的过滤器。
It ACTS as a natural barrier to airborne allergens, forming a colourless, mucus-like gel lining in the nasal tract that ACTS as a filter for dust and germs.
目的是研究软骨粘液样纤维瘤的影像诊断。
The objective is to study the imaging diagnosis of chondromyxoid fibroma.
不过，这两种分子具有与天然蠕虫粘液一样的化学基，和相似的电荷数。
These, however, had the same crucial chemical groups as their natural counterparts and similar electric charges.
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