GM introduced the Chevrolet Volt Concept Car, a vehicle propelled by an electric motor powered by a battery, in 2007.

通用公司2007年推出雪弗莱volt概念车，这是一种由电池提供动力的电力马达驱动的汽车。

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Part of the rationale for developing this motor is to avoid rare earth metals, but it mostly is a move to lower costs, said Mike Crane, who runs Continental's hybrid and electric vehicle programs.

“研发这类发动机的部分原因是为了避免使用稀土磁材，但主要目的还是为了降低成本，”大陆集团混合动力和电力汽车项目负责人Mike Crane说。

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Toyota Motor Corp. said it would sell its upgraded plug-in hybrids globally in about two years, amid heightened competition in the electric-and-hybrid-vehicle market.

丰田汽车(Toyota Motor Corp .)说，大约两年后将在全球销售升级版的插电式混合动力汽车。目前电动混合汽车市场上的竞争日益激烈。

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In E-mode, only the 114-hp rear electric motor propels the vehicle and the TDI engine is shut off and decoupled from the drivetrain.

ENGADGET: VW unveils CrossBlue plug-in SUV with iPad mini headrests and 85MPGe efficiency (eyes-on)

With the Chevrolet Volt, Chevrolet accounts for more than 50 percent of all plug-in electric vehicle sales in the United States and Spark EV builds on Chevrolet's proven electric motor and battery development programs.

ENGADGET: Chevy details 2014 Spark EV: under $25,000, 0-60 in 8 seconds and a 20-minute fast charge

Last week, the plant celebrated Spark EV motor production, marking the first time a major U.S. auto manufacturer has designed and built both a complete electric motor and drive unit for a modern electric vehicle in the United States.

ENGADGET: Chevy Spark EV rated most efficient retail car with 82-mile range, 119 MPGe