Many regions of the country are relatively flat, but underground cisterns exist.
该国家的很多地区相对开阔，但地下蓄水池仍存在。
In western Gansu we have been building cisterns in villages that are short of water.
在甘肃西部，我们还为缺水的乡村建了贮水池。
In western Gansu we have been building cisterns in villages that are short of water.
在甘肃西部，我们还为缺水的乡村建了贮水池。
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