Particle. There’s one particle left on the floor. I see a particle i 用 韓語 要怎麼說？

查看翻譯

particle can mean 먼지(dust), 입자(particle for physics), 불변사(particle for grammer)

There's one particle left on the floor.
바닥에 먼지 하나가 남아있어요.
바닥에 먼지 한 톨이 남아있어요.

I see a particle i. (particle i ? not just particle? )
먼지가 보여요.