灰土

kǎ chē kāi guò yáng qǐ le yī piàn huī tǔ

卡车开过，扬起了一片灰土。

The truck drove off in a cloud of dust.

chē hòu juǎn qǐ le yī piàn huī tǔ

车后卷起了一片灰土。

The car raised a cloud of dust as it drove by.