这辆汽车每加仑汽油可行驶30英里。

This car does 30 miles to the gallon.

《牛津词典》

电动汽车比汽油汽车耗能更少。

An electric vehicle uses less energy than a vehicle that runs on gasoline.

youdao

电动汽车和汽油汽车当然都有好处。

There are certainly benefits to both electric cars and gasoline cars.

youdao

Clearly, if I did nothing more, but I took every car, doubled its fuel economy, its emissions would go to 50% of what they are now, no other changes being made.

显然，如果我什么也不做，但是我把没量车的汽油价加倍，汽车废气排放量就会是现在的一半了，别的不会有什么改变。

麻省理工公开课 - 固态化学导论课程节选