So vast it drinks the rivers dry.

又是如此庞大，可以喝干河水。

youdao

But in the dry season when ponds and rivers dry up and food becomes more scarce, piranha turn to meat-eating, usually in the form of other fish.

遇上旱季河流和湖泊干涸时，食物变得匮乏，食人鱼就开始吃肉，基本上是吃其他鱼类。

youdao

Rupert Murdoch, the Beaverbrook of our age, once described them as the industry's rivers of gold-but, as he said last year, "Sometimes rivers dry up."

鲁珀特，默多克——我们这个时代的比弗布鲁克一曾把分类广告形容成报业的金河，但是，正如去年他所说的，“有时河流会干涸”。

youdao

Slowly the area became what visitors see today -- a dry land of high flat mesa tops and deep canyons formed through thousands of years by flowing rivers.

VOA: special.2010.07.05

Rivers are drying up, grazing land for cattle is scarce, and the dry soil is hard to farm.

VOA: standard.2010.04.01

We went hunting, but now the hills are logged, the rivers are dry and soon there will be nothing left.

BBC: Battling Siberia's devastating illegal logging trade

Rivers are dry, and deserts advance from the north.

FORBES: Magazine Article

Just in case the rivers run dry.

FORBES: World Water Day 2013: The Biggest Story of Our Lifetime is Water