英语语法分析

Tissue, Cytoplasmic Protein, Human Tumor, Pharynx.

组织，细胞质蛋白，人肿瘤，咽。

They are tongue, lips, pharynx, mandible, and velum.

包括舌头、唇、咽、下颔骨和软颚。

Like most worms, helminths synthesize chitin for their pharynx.

如同大多数蠕虫，蛔虫为自身咽部合成甲壳素。