Electricity Lights Up the World's Columbian Exposition: October 1893.

1893年10月电力点亮世博会。

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Right now, it's impossible now to know how much electricity our lights and geothermal system will use at Sheep Dog.

眼下，我们还不可能知道在牧羊犬这个地方要用多少电来照明，要用多大规模的地热系统来取暖。

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The first carries compressed air, water, communications and a constant supply of electricity to power lights that are intended to simulate daytime and nighttime.

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Most of us also heat our houses, and use electricity for the lights, TV, home appliances and even the computer And everyone eats, too, right?

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For that you need water and also electricity to power the lights and machines.

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