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美国有个查尔斯·佩里博士说,如果美国有一半汽车装上他发明的混合动力改装插件,每天能节约1.2亿加仑的燃料。
According to Dr. Charles Perry of the United States, if half of the cars in the United States are fitted with the hybrid modified plug-in that he invented, 120 million gallons of fuel can be saved each day.