I looked away down stream, and saw a black speck on the water.

我向下游远远的望了一下，看见水面上漂着一个黑点。

youdao

All the paper mills long the national highway leading into our village drain their waste water into the stream. Every evening, black smoke from the chimneys chokes the nearby residents.

村口国道边的造纸厂所有废水全部排入小河，每逢傍晚，烟囱里的黑烟让附近的居民呛得不行。

youdao

All the paper mills long the national highway leading into our village drain their waste water into the stream. Every evening, black smoke from the chimneys chokes the nearby residents.

村口国道边的造纸厂所有废水全部排入小河，每逢傍晚，烟囱里的黑烟让附近的居民呛得不行。

youdao