在贵州省江口县云舍村,有一个面积不大的外流湖,直径约45米,湖盆呈倒椎体状,当地人称其为“神龙潭”(图1)。神龙潭有三奇:一是深不可测。二是能预测天气。如水面上涨则预示着近期将是阴雨天气,向外流出的水就多;如水面下降则预示着近期将是晴天,向外流出的水就少。三是泉水不定期的涌出与倒流。每遇干旱,潭中会涌出大水,蔚为壮观;而每遇久雨,潭中水下沉,则呈倒流之势。在古代,人们受 There is a small outflow lake in Jiangshe Village, Jiangkou County, Guizhou Province. The diameter of the lake is about 45 meters. The lake basin has an inverted cone shape, which locals call “Shenlongtan” (Figure 1). There are three strange Dragon Lake: First, unpredictable. The second is to predict the weather. Such as rising water indicates that the recent rainy weather will be more outward outflow of water; such as the water surface indicates that the decline will be sunny in the near future, outflow of less water. Third, springs from time to time pouring out and back. Whenever a drought, the lake will be gushing floods, Wei spectacular; and each case of long rain, the lake water sinking, it was a reverse trend. In ancient times, people were affected