搜索结果: 1-1 共查到“湖沼学 pond”相关记录1条 . 查询时间(0.062 秒)
The Cuatro Ciénegas Basin in the Chihuahuan Desert of Mexico was once a shallow sea. Some 43 million years ago, it became separated from the Gulf of Mexico. The basin is nutrient-poor and harbors a "l...