dust

/dəst/

fine powdery material such as dry earth or pollen that can be blown about in the air

Chinese meaning: 灰尘；尘土

A thick layer of dust covered the old furniture in the abandoned house.

一层厚厚的灰尘覆盖了废弃房屋里的旧家具。

The spacecraft collected samples of lunar dust to analyze its composition.

航天器收集了月球尘埃样本以分析其成分。