Many motorists chuckle smugly after giving their cars a little extra gas to leave a Toyota Prius or some other eco-friendly automobile in the dust.

• 在给汽车加上一脚油门，将丰田普锐斯或其它环境友好的汽车甩在烟尘中以后，许多开车的人会得意地咯咯作笑。