A battery-powered world comes with its own risks, too.

一个利用电池供电来运行的世界也有其自身的风险。

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At Munich's Technical University (TUM), which the Roding's designers attended, there is even more buzz about the Tesla, a battery-powered car from California.

在慕尼黑工业大学（TUM）， Roding的设计者们参加了这个活动，关于来自加利福尼亚的电池驱动的特斯拉汽车更是议论纷纷。

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Zhu was wearing a recently purchased Eiffel Tower baseball cap with blinking battery-powered lights.

朱先生带着一顶才买的埃菲尔铁塔棒球帽，上面还有小灯珠一闪一闪的。

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Others are battery-powered. Experts say these devices should be placed near sleeping areas in the home.

VOA: special.2010.02.02

Others are battery-powered.

VOA: special.2011.01.25

"Two-point-four billion dollars in highly competitive grants to develop the next generation of fuel-efficient cars and trucks, powered by the next generation of battery technologies all made right here in the U.S.of A,"

VOA: standard.2009.08.05

The combination produces a combined 438 horsepower, with smooth transitions between battery-powered mode and conventional mode.

FORBES: 10 High-Tech Luxury Cars

It's official: battery-powered all-in-ones you can schlep around the house are now a thing.

ENGADGET

It consists of a battery-powered pulse generator and several wires that are connected to the heart.

CNN: Procedure could pinpoint source of arrhythmia