英語翻譯：

dirt; dust; this world

例句：

1. 桌子上有一層薄薄的塵土。
   There is a fine layer of dust on the desk.
2. 桌子上覆蓋了一層灰塵。
   The table was coated in dust.
3. 我們可以很清楚地看到陽光下的灰塵顆粒。
   We can see the dust particles floating in the sunlight clearly.
4. 灰塵使他打了個噴嚏。
   The dust made him sneeze.
5. 她沾濕了一塊紙巾，輕輕擦去項鏈上的灰塵。
   She moistened a tissue and gently wiped the dust off the necklace.
6. 房屋不經常打掃，塵土很快就越積越多。
   Dust and dirt soon accumulate if a house is not cleaned regularly.
7. 我們走時車子揚起了一陣塵土。
   The car raised quite a dust as we drove off.
8. 雨把塵土變成了軟泥。
   Rain turns dust into mud.