thirstiest

With nearly a quarter of the world's population, but just 8% of its freshwater, China is the thirstiest nation on earth.

中国是世界上最缺水的国家，人口占世界的四分之一，可淡水却只有世界的8%。

We may not be the world's thirstiest beer-drinkers.

我们可能并不是世界上最饥渴的喝啤酒之人。

Some crops require water-hungry irrigation systems to thrive, but what is the thirstiest crop of all?

一些作物需要用水大户的灌溉系统来保证其成长，但是，最“饥渴”的作物是那一种呢？