砂すな粒つぶ

noun

grains of sand

Refers to individual particles of sand, often used in descriptions of texture or small quantities.

• 靴くつの中なかに砂すな粒つぶが入はいって痛いたい。

  A grain of sand got into my shoe and it hurts.

• 砂すな粒つぶが風かぜで飛とんできた。

  Grains of sand were blown by the wind.