Meanwhile, irrigation network formed by the use of water became the important part of regional social system.

同时，因用水而形成的水利共同体也成为区域社会体系的重要内容。

youdao

Meanwhile, irrigation network formed by the use of water became the important part of regional social system.

同时，因用水而形成的水利共同体也成为区域社会体系的重要内容。

youdao