Water comes from a local spring and managing a lot of rainwater –hey are in the United Kingdom after all.
水源来自当地的一处泉水以及对雨水的利用——毕竟这儿是科技发达的英国!
The acid that dissolves the rock comes from rainwater, which picks up carbon dioxide from the air and from the soil.
溶解岩石的酸来自雨水。雨水从空气和土壤中得到二氧化碳。
The acid that dissolves the rock comes from rainwater, which picks up carbon dioxide from the air and from the soil.
溶解岩石的酸来自雨水。雨水从空气和土壤中得到二氧化碳。
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