1·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。
2·As the environment improves in and around Dongting Lake, China's second largest freshwater lake, the wetland has become cover once again for wildlife.
随着中国第二大淡水湖洞庭湖及其周边环境的改善，湿地再次成为野生动物的栖息地。
3·A paper from Science of the Total Environment shows that the largest freshwater fish in China might have gone extinct between 2005 and 2010. Wei Qiwei, author of the paper, said in September, 2019, some experts supposed that the first-class protected fish had been extinct already.
《整体环境科学》的一篇论文显示，中国最大的淡水鱼可能已经在2005年至2010年间灭绝了。2019年9月，该论文的作者危起伟表示，一些专家认为这种一级保护鱼类已经灭绝。
4·Is China's third largest freshwater lake.
是中国第三大淡水湖。
5·Lake Dongting is China's second largest freshwater lake.
洞庭湖是中国第二大淡水湖。
6·Lake Dongting is China? S second largest freshwater lake.
洞庭湖是中国第二大淡水湖。
7·Dongting lake is the second largest freshwater lake in our country.
洞庭湖是我国第二大淡水湖。
8·One of the world's largest freshwater fish is on the verge of going extinct.
世界上最大的淡水鱼之一正濒临灭绝。
9·It 's the world's second largest lake and the world's largest freshwater lake.
它是是世界上第二大湖泊，也是世界上第一大淡水湖。
10·North China Plain, the largest freshwater lake - Baiyangdian is located in an new.
华北平原最大的淡水湖泊—白洋淀就位于安新境内。