BYD's major competitive advantage is that it develops world-leading battery technology in-house.

比亚迪的主要竞争优势是，它自主开发出世界领先的电池技术。

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The car will carry a 16 kilowatt-hour battery, which is about the amount of power that a suburban house uses in 12 hours.

这种汽车将使用16千瓦的电池，这相当于城郊一户人家12小时的用电量。

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The glasses, known as the 'Wearable Personal Navigation System', house a battery, a microcomputer, a magnetic directional sensor and a number of LED lights.

这种名为“可佩戴个人导航系统”的眼镜包含电池、微电脑、磁定向传感器和几个LED灯。

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Duell and his family live mainly on the third floor of the 12, 000-square-foot, late-Federal-style Edmondston-Alston House on Charleston's Battery.

FORBES: Un-private Houses

Measuring in at just 7.9mm (0.3 inches) thick and weighing a mere 250g (0.55 lbs), the tablet still manages to house a 3, 100mAh battery, and a Snapdragon MSM8960 1.5GHz dual-core processor.

ENGADGET: NEC Medias Tab UL runs Android 4.0, weighs just over half a pound (hands-on)

And you need a long cord to charge the battery, and you must do this at your house or garage.

FORBES: Backseat Driver