灰尘

把bǎ架子jiàzi上shàng的de灰尘huīchén擦cā一下yīxià。

Dust off the shelf.

我wǒ用yòng吸尘机xīchénjī把bǎ地上dìshang的de灰尘huīchén吸xī掉diào了le。

I sucked up the dust on the floor with a vacuum cleaner.

所有suǒyǒu的de家具jiājù都dōu布满bùmǎn了le灰尘huīchén。

All the furniture was covered with dust.

清理qīnglǐ镜子jìngzi上shàng的de灰尘huīchén。

Clean the dirt off the mirror.