英和和英

high‐octane fuel

a car with relatively low fuel efficiency

economize fuel consumption

The fuel expenses are high.

the combustion efficiency of a substance

efficient engines save gas

high octane level gasoline

a high-octane gas

gaseous fuel

hot fuel rods

add more fuel to inflation

High-Priced Gasoline Fuels Hybrid Car Sales

low‐grade gasoline

lean fuel

solid fuel

solid fuel

the act of consuming fuel

a ten‐percent saving on fuel

the calorific properties of fuels

fuel gas

fuel injection

a device that allows for more economical use of something

cars comparable with each other in terms of fuel consumption

the lead-free gasoline with a high octane rating

economize on fuel

crude oil deposits

premium gasoline at a premium price

a number that indicates the antiknock quality of gasoline

Recycled Fuel Car Gets Good Mileage

a car race in which fuel is economized, called {"economy run"}