water percolating through sand
...rough (sth) (of liquid) pass slowly through (sth) （指液体）渗透过（某物） *water percolating through sand 渗过沙层的水. (b) [Ipr] ~ through sth (of an idea, a feeling, information) spread or become known gradually （指思想、感情、信息）逐渐...
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water percolating through sand
水从沙子中渗透出来
以上为机器翻译结果，长、整句建议使用 人工翻译 。