2 sentences

1. 雨水冲走了街道上的污秽。

   yǔ​shuǐ chōng​zǒu le jiē​dào shàng de wū​huì.

   The rain washed away the filth on the streets.

   Source: Dong Chinese Dictionary

2. 他生活在污秽不堪的环境中。

   tā shēng​huó zài wū​huì bù​kān de huán​jìng zhōng.

   He lives in a filthy environment.

   Source: Dong Chinese Dictionary