The need for expensive and complex thermal management systems has in fact kept the Li-ion technology from becoming the first choice for Hybrid Electric Vehicle (HEV) applications.

由于昂贵和复杂热能管理系统，使锂电池技术实际上不能成为混合电动汽车(HEV)第一选择。

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Toyota, in contrast, relies on a more complex hybrid architecture in which both the petrol engine and the electric motor can drive the wheels.

与此形成鲜明对比的是丰田公司的做法，丰田依仗的是拥有更为复杂的混合发动机结构的引擎，它能够使汽油发动机和电动机共同驱动车辆。

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This doesn't mean, though that a web application is a half-website half-application hybrid. It is far more complex that that.

但这并不意味着一个Web应用程序就是网站和程序的简单混合，它可比这复杂得多。

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The reality driving this Tuareg revolt is more likely a complex hybrid of several factors, including ethnic nationalism, political isolation and a lack of economic opportunity.

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This complex and risky hybrid of debt and equity was sometimes sold as a safe investment.

ECONOMIST: Spanish savers: Unhappy holidays | The

In our world of hybrid culture and widely marked disability, the shadings of identity may have grown grayer, more complex, than they have ever been.

NEWYORKER: Little Strangers