I tried to follow, but the water was turning black in front of me.

我努力跟上去，但我前面的水域已经变黑了。

youdao

It was cold and turning black.

早已经冰凉，并且变黑。

youdao

Is my grey beard turning black?

我的灰白胡须变黑了么？

youdao

The quarterly ink is turning black and a new Chevy plant is opening up 2, 500 new jobs near Detroit.

FORBES: Tough Month for Automakers

In the case of our device, the plastic emerged with a green color, slowly turning black as it slid out like hot, plastic soft serve ice cream.

ENGADGET: MakerBot Replicator impressions: the dawning of 3D printers in every home?

The industry's image is thus turning from black to green.

ECONOMIST: Energy