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- 她发觉地毯下面有许多尘土。
She found a lot of dust underneath the carpet.
- 桌子上有一层薄薄的尘土。
There is a fine layer of dust on the desk.
- 我们走时车子扬起了一阵尘土。
The car raised quite a dust as we drove off.
- 雨把尘土变成了软泥。
Rain turns dust into mud.
- 房屋不经常打扫，尘土很快就越积越多。
Dust and dirt soon accumulate if a house is not cleaned regularly.
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