自从汽油价格于2005年首次超过3美元/加仑以来，底特律市试图再度夺回中档汽车市场，而非依靠昂贵、高利润的SUV越野车和其他油老虎。
Since petrol prices first rose above $3 a gallon in 2005 Detroit has been trying to reconquer the modest car market instead of relying on sales of expensive, high-margin SUVs and other gas-guzzlers.
一些越野车安装了混合动力发动机，这意味着它们利用电池和储存能量，和汽油一道帮助车辆行驶。
Some SUVs have hybrid engines - meaning they use battery power and stored energy along with gas to help move the car.
轿车和同尺寸越野车燃油经济性之间的差异每加仑汽油只差一两英里。
The delta between a sedan and a comparably sized SUV for fuel economy, or crossover utility for fuel economy, is one or two miles to the gallon.
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