Each fully-charged Solar Milk battery can charge a mobile phone three or four times, or a radio once or twice.

每块充满电的太阳能牛奶电池可以给手机充电三到四次，或者给收音机充电一到两次。

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(an electron-volt is the energy with which a one-volt battery can accelerate an electron.)

(一个电子伏的能量是一伏电池对电子加速所产生的能量。)

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The three-cell battery can provide up to three hours of battery life, while the latter does up to six hours.

三芯电池可以提供3小时的续航，六芯电池的续航时间将达到6小时。

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A thirty-six volt battery can carry the rickshaw forty kilometers.

VOA: special.2009.05.11

But his dream is to someday drive what he builds - the new Chevrolet Volt, an electric vehicle that can run for 64 kilometers on a battery without recharging.

VOA: standard.2010.07.30

But Paul Woods says that idea is limited by the batteries used to store energy and that there is no battery currently available that can power long-haul trucks or heavy machinery.

VOA: standard.2009.09.02

And QUE is always on when you need it: its battery can last days, instead of hours.

ENGADGET: Plastic Logic debuts QUE proReader, shows off truVue publications

In the meantime, give thanks to Otto Diesel and pray that the lithium-ion battery can be tamed.

ECONOMIST: Behind Detroit's sudden embrace of ethanol

But a fresh battery can be installed by robots at a switch station in a few minutes.

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