鼻部的组织和软骨结构太软，无法形成化石。

The tissue and cartilage of a nose are too soft to fossilize.

《柯林斯英汉双解大词典》

为关节软骨组织的结构和功能，氨基葡萄糖是必要的。

Glucosamine is necessary in the body for the structure and function of the articular cartilage.

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三角板软骨的大体结构与附着部位。

The orerall structure and adherent section;

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三角板软骨的大体结构与附着部位。

The orerall structure and adherent section;

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