A small battery heats up thin metal threads in the cloth to change colors or forms.

一个小电池加热布料上的细金属线来改变颜色或形状。

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A small battery will provide several days of continuous use.

一个小型电池将提供数天时间持续使用。

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These probes include a small electrical heater which is supplied from a small battery in the pressure case.

这些探头各有一个在加压情况下由小蓄电池供电的小型电热器。

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They are connected under the skin to another wire that leads to a small battery placed in the chest.

VOA: special.2009.02.03

Others say the back seat is small. The T-shaped top of the battery rests underneath the seat, with the longer strip under the center console.

VOA: standard.2010.07.30

"The one-time cost of our system which consists of a small solar panel, a little motorcycle-sized battery and a couple of LED lamps, is less than one hundred dollars,"

VOA: standard.2009.12.13

In addition to eliminating the small battery, Tesla also decided to build access to the Supercharger network in every car.

FORBES: Exiting the Red Zone, Tesla Turns its First Profit and Looks to Go Long

Interestingly, BMW put a small battery in there so that you can pop the contraption out for use while out and about.

ENGADGET: BMW announces compatibility with four new iOS apps, removable in-car LTE router, we go hands-on

Also being announced today is that the small battery option for the Model S will not enter production, due to lack of demand.

ENGADGET: Tesla Model S axes 40 kWh battery option, surpasses sales goals