灰尘用英语怎么说

灰尘用英语是"dust"。

1. The room was covered in a thick layer of dust. (房间被厚厚的一层灰尘覆盖着。)

2. I need to dust the shelves before putting the books back. (我需要在把书放回去之前给书架上的灰尘擦拭一下。)

3. She sneezed as soon as she walked into the dusty old attic. (她一走进那个尘土飞扬的老阁楼就打了个喷嚏。)

4. The dust from the construction site was making it hard to breathe. (建筑工地上的灰尘让人难以呼吸。)

5. I always wear a mask when cleaning to avoid inhaling dust. (我清洁时总是戴口罩以免吸入灰尘。)