but that explanation raises another question. 但这里又牵扯出另一个问题
Clearly there must be something else that takes the place of rain. 显然 这里必须有其它东西 能代替雨水的作用
and that problem dominates the lives of all desert dwellers. 这一问题支配着所有沙漠动物的生活
so it's only now that you can judge just how much life there can be in the desert. 所以只有此时你才能判断 沙漠中究竟有多少生物
It's only now that they can leave shelter. 所以只有到了晚上它们才能离开庇护所
And the red kangaroos must acknowledge that. 红大袋鼠必须意识到这一点
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
The relentless power of the wind ensures that the face of a desert is continually changing. 风的无情力量总是使沙漠的面貌不断改变
so it's only the tops that are moving. 所以沙丘移动的部分只是顶部
Reptiles have armoured scaly skins that protect them from the stinging grains. 爬行动物的皮肤覆盖着鳞甲 能抵御刺痛的沙粒