Geothermal power stations tap aquifers heated by contact with hot rocks in volcanic regions-or, in hot but dry spots, they pump water past such rocks to heat it up.
地热发电厂利用火山地区——或者地温高且干燥的地点——的干热岩体传导热能给含水层畜热，然后将水注入含水层利用热岩体对其加热并使之汽化。
Why can't I cook with hot tap water? Why must it be cold, even if I'm going to heat it anyway?
为什么不能用热的自来水做饭呢？即使我是要进行加热，为什么一定要用冷的自来水呢？
The technology must be developed to tap the heat, to make a steam engine that's forever.
抽引热气的技术必须要研发出来，去制造一台永动的蒸汽引擎。
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