Mobile phone operator Orange said on Tuesday it had teamed up with GotWind, a firm specializing in renewable energy, to produce a recharger powered by dance energy alone.
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作为给汽车提供动力的一种能源，燃料电池令人失望。对笔记本电脑和移动电话来说，他们还刚刚开始起步。
As a source of power for cars, fuel cells have been a disappointment. For laptops and mobile phones, they are just about to take off.
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