它使用一个23加仑的油箱飞行，每小时在空中燃烧5加仑。

It flies using a 23 gallon tank of gas and burns 5 gallons per hour in the air.

youdao

耗油量在城里是38英里/加仑，在宽阔的路面是55英里/加仑。

Fuel consumption is 38 mpg around town, 55 mpg on the open road.

《柯林斯英汉双解大词典》

汽车使用一加仑这种新植物燃料或一加仑汽油可以开得一样远；但是一加仑植物燃料不但花费少，并且造成的污染更少。

A car can be driven as far on a gallon of the new plant-based fuel as a car can be driven on a gallon of gasoline, but a gallon of the plant-based fuel both costs less and results in less pollution.

youdao

If everything is the same, you know, when you were a kid someone would say, which has a higher boiling point, a quart of water or a gallon of water?

如果每个东西都一样，当你是个还是一个孩子的时候，有人说，那个有更高的沸点，1夸脱水还是1加仑水？

麻省理工公开课 - 固态化学导论课程节选