What Makes Hybrid Cars So Efficient ? 最快的车是什么? Don : Hybrid cars are known as hybrid s because they use an electric motor to augment the performance of a small, efficient gasoline engine. But this isnt the only reason hybrid s are mor

发表于:2019-02-24 / 阅读(109) / 评论(0) 分类 英语听力文摘 English Digest