Self-Driving Cars (1) 썸네일형 리스트형 [입이트이는영어] Future Cars / 미래 자동차 입이트이는영어(2019.12.10) # Talk about environmentally friendly cars. Exhaust gases from cars contribute heavily to air pollution. They take a toll on air quality. They are also a cause of global warming. That's why there *has been* steady development of cars that produced less gas. Hybrid cars combine the best of gasoline and electric engines. They have *long since* been commercialized and mass produ.. 이전 1 다음