这种速度突增的动力来自一组电池，该电池组储有42千瓦小时的电能。

The power for these bursts of speed comes from a battery packet with a storage capacity of 42 kilowatt hours.

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在一年中，平均每个家庭耗费的燃气大约为2万个字(千瓦小时)。

In a year, the average home USES about 20, 000 units (kilowatt hours) of energy via gas use.

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以此推算出，每发出千瓦小时（ kWh ）的电产生约3.2美分的“非气候” 损害。

That works out to about 3.2 cents’ worth of “nonclimate” damages for every kilowatt-hour (kWh) generated.

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