By staying in the shade and licking to control their body temperature 通过呆在树荫下 并利用舔唾液的方法控制体温
and this is a real drain on the kangaroo's body fluids. 袋鼠真正排放出去的体液也就是这些
and, as the saliva evaporates, their blood is cooled. 因此 当唾液蒸发时 血液也能得到冷却
And the red kangaroos must acknowledge that. 红大袋鼠必须意识到这一点
The sun's heat and power to evaporate water 太阳的热力使水蒸发
has had a profound effect on the bodies and habits of everything that lives here. 这对所有生活在这里的动物的 身体和习性都有极其深远的影响
They're being inexorably chiseled away and turned into more sand. 它们正被无情地凿碎 变成更多的沙粒
As the winds rise and fall, swallow and eddy 随着风的起落、侵蚀和旋绕
and reduce visibility for days over areas the size of Britain. 所到之处能见度骤降为零 几天内横扫的地区比英国还大