If you use a set of fully charged AA size batteries to provide voltage and current they last only a few hours.

如果您使用的是一组全充的AA电池来提供电压和电流，那么它们只能支撑几个小时。

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To that end, it has set up a joint venture with Samsung of South Korea to develop and produce Li-ion batteries for automotive use.

为了达到这样的目标，博世与韩国三星成立了合资公司来开发并生产汽车用锂电池。

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The day after the Rassvet installation, Captain Bowen and Mr. Good will stage a spacewalk to begin replacing six 375-pound batteries in the station’s far left set of solar arrays.

在拉斯韦特舱完成安装后次日，鲍恩和古德将再执行一次太空行走任务，开始空间站左侧太阳能电池板远端的6个电池(每个375磅重)的更换任务。

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In another set of tests last year, the FAA caused lithium batteries in a laptop computer to ignite in the cockpit of a Boeing 737 jet.

WSJ: Dreamliner-Like Batteries Raised Concerns

Lithium batteries are also commonly used in other planes, but these are much smaller batteries, running much more minor things such as a small set of lights.

BBC: A model of the A350

To that end, it has set up a joint venture with Samsung of South Korea to develop and produce Li-ion batteries for automotive use.

ECONOMIST: The electrification of motoring