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1·Eighteen countries now generate electricity using geothermal heat.

现在有18个国家使用地热发电。

2·The contribution of geothermal energy to the world's energy future is difficult to estimate.

地热能对世界未来能源的贡献是难以估计的。

3·Reykjavik, the capital of Iceland, is entirely heated by geothermal energy derived from volcanic heat.

冰岛的首都雷克雅未克完全是用火山热产生的地热能来供热的。

4·Geothermal energy probably will not make large-scale contributions to the world energy budget until well into the twenty-first century, if ever.

如果可能的话，进入了21世纪之后，地热能才会对世界的能量预算做出大规模的贡献。

5·One house is heated and cooled with geothermal energy.

一所房子是由地热能源供暖和制冷的。《柯林斯英汉双解大词典》

6·An Ormat geothermal power plant in Nevada.

Or mat在内华达州的地热发电厂。

7·Solar power vs. geothermal: Which works better?

太阳能与地热能：哪个更有效？

8·There is also an effort to tap geothermal energy.

同时还有一个开发地热能的计划。

9·Geothermal energy is generated in over 20 countries.

地热能被二十多个国家作为发电能源。

10·They could also be used in geothermal and nuclear power plants.

除此以外，还可以用在地热发电厂和核电站。

(1)geothermal resources地热资源

(1)geothermal energy地热能

(1)geothermal gradient地温梯度；地热增温率

(1)geothermal well地热井，格形构架

(1)geothermal power地热能