浙东地区位于长江三角洲经济区的杭州湾南岸，而且其中的萧绍宁平原河网水质普遍较差。

Eastern Zhejiang Province is a part of the Yangtzer river Delta economic region. The water quality of river network is bad commonly in Xiaoshaoning Plain.

youdao

余姚地处美丽富庶的长江三角洲南翼，位于工商经济发达的宁绍平原中心。

Yuyao, in the heart of Ningbo-Shaoxing Plain with advanced commerce and economy.

youdao