An updated version of the Volt with greater all-electric range also will be unveiled at the auto show.

伏特的升级版将会在汽车展上展出，其将有更大的纯电动行驶里程。

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An overnight charge gives it an all-electric range of 40 miles (60km), after which the petrol engine needs to come into play.

经过一夜的充电，XH - 150将能仅依靠电力行驶40英里(60千米)，此后，我们就需要启动汽油发动机了。

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Together with a big battery pack based on lithium-ion technology, this gives plug-ins a much larger range in all-electric mode, after which the petrol engine kicks in.

该车使用一款大容量锂离子电池组，使之在汽油发动机停止运作后，以全电模式运行所能行驶的距离增加。

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The Karma's all-electric range was found to be 32 miles by the EPA under its test criteria.

ENGADGET: Fisker Karma gets EPA-certified 52MPGe, sales ready to begin

The Energi has a nominal all-electric range of 21 miles, after which the gas engine comes whispering onstage.

WSJ: Ford C-Max Hybrid Energi: The Bawdy Electric

And in Chicago last week, Kia debuted its Cross GT Hybrid concept, which has an all-electric range of 20 miles.

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