The oceans that cover three quarters of the Earth's surface can be thought of as our great water reservoirs.
占地球表面四分之三的海洋可以被看作是我们巨大的蓄水池。
This is more obvious in some of our the slack water reservoirs.
这是在我们的一些比较明显放缓蓄水池。
Reservoirs are drying up and farmers have begun to leave their land in search of water.
水库正在干涸,农民开始离开田地去寻找水源。
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