In the north of China, economizing water isn't just a small problem, but instead is a big problem.

在中国北方，节约用水不是一个小问题，而是一个大问题。

youdao

In the north of China, economizing water isn't just a small problem, but instead is a big problem.

在中国北方，节约用水不是一个小问题，而是一个大问题。

youdao