Polluted water poisons our food supply.

被污染的水污染了我们的食物供应。

The earth ends at the black salt sea, Drogo answered at once. He wet a cloth in a basin of warm water to wipe the sweat and oil from his skin. No horse can cross the poison water.

" 世界的尽头是黑色咸海，" 卓戈立刻答道。他把布在温水盆里浸湿，揩掉皮肤上的汗水和油。" 没有马可以穿越毒水。"