灰塵

灰塵

Dust.

In this sentence, '灰塵' refers to physical dust that has accumulated on a surface.

桌子上积满了灰塵，需要清理一下。

The table is covered with dust and needs cleaning.

Here, '灰塵' describes dust particles suspended in the air causing discomfort.

空气中弥漫着灰塵，让人感觉呼吸不畅。

Dust fills the air, making breathing feel difficult.

In this example, '灰塵' emphasizes the absence of dust, which signifies tidiness and regular cleaning.

书柜四周没有一丝灰塵，显然是经常打扫的。

There is not a speck of dust around the bookshelf, indicating it is cleaned frequently.