喝河水很容易闹肚子。It's easy to get a tummy upset from river water.这些堤坝限制了河水顺流而下。These dams have restricted the flow of the river downstream.流入湖中的泉水和河水携带了溶于水的硝酸盐和磷酸盐。Springs and rivers that drain into lakes carry dissolved n...
Blood was beginning to seep through the bandages.血开始从绷带上渗出来。Cold seep and cold seep carbonates are the frontiers in the modern science.冷泉及冷泉碳酸盐岩是当今科学界研究的前沿之一.If meteoric water does not evaporate or run overland, it may s...