英语语法分析

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。

Water is collected from rain or snowfall and stored in large underground cisterns.

水来自于雨水和雪，储藏在地下水箱。

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。