微び粒りゅう

noun

fine particle; granule

Refers to very small solid particles, often in technical or scientific contexts, but also used generally for tiny grains or specks.

• このフィルターは水すい中ちゅうの微び粒りゅうを取とり除のぞきます。

  This filter removes fine particles from the water.

• 花か粉