1. Above the water table is the vadose zone, through which rainwater percolates. 地下水位的上方是包气带，雨水从中渗透。
2. Cool ground water near the surface percolates down into the earth. 地表附近的凉水经过过滤渗透到地下。
3. Robert Hazell, of the University of London, points out that social change percolates up slowly through the court system. 伦敦大学的罗伯特·黑兹尔指出，社会变化慢慢浸透了法院的系统。
4. As water percolates downward, it dissolves organic matter and minerals from the soil and carries them to deeper layers. 当水向下渗透时，水会与土壤中的有机物质和矿物质溶解，并将它们带进深层。
5. In addition, water percolates from a deep underground aquifer, contained and protected by layers of sand, and returns to the adjacent river at a point below the property. 此外，水会流入一个很深的地下蓄水层，储存在砂层之间，不受外界污染，最终回到基地下方的相邻河流中。
