条条河水向下流入大海。

All rivers run down to the sea.

youdao

不过红酒开始沿着社会等级向下流动了。

But claret was beginning to flow down the social hierarchy.

youdao

高达20%的顶部气流应由侧壁向下流动。

Up to 20 percent of the top airflow should bleed off down the sidewalls.

youdao