单体

dàn bái kē lì de měi gè dān tǐ yǒu sān gè jié gòu

蛋白颗粒的每个单体有三个结构。

Each monomer of the protein particle has three structures.

zhè ge hùn hé wù huì fēn jiě chéng sì gè dān tǐ

这个混合物会分解成四个单体。

The mixture will resolve into four simple substances.