What's more, the area will improve the water quality of Baiyangdian Lake, one of the largest freshwater wetlands in North China.
此外，该区将改善白洋淀的水质，白洋淀是中国北方最大的淡水湿地之一。
What's more, the area will improve the water quality of Baiyangdian Lake, one of the largest freshwater wetlands in North China.
此外，该区将改善白洋淀的水质，白洋淀是中国北方最大的淡水湿地之一。
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