GM introduced the Chevrolet Volt Concept Car, a vehicle propelled by an electricmotor 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 electricvehicle programs.
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。