无人驾驶汽车和太阳能汽车在这次2014年展览上展出。

Self-driving shuttles and solar cars were on display at the 2014 show.

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无人驾驶汽车和太阳能汽车在这次2014年展览上展出。

Self-driving shuttles and solar cars were on display at the 2014 show.

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在使用汽油、电力和太阳能的混合动力汽车出现之前，汽油动力汽车已经销售了很多年。汽车公司现在正在生产完全由电力驱动的汽车。

Cars powered by gasoline were sold for many years before hybrid vehicles that use gasoline, electricity, and solar energy. Car companies are now making cars that are fully powered by electricity only.

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