mpg
uk/ˌem.piːˈdʒiː/ us/ˌem.piːˈdʒiː/
每加仑燃料所行英里数，英里／加仑（miles per gallon的缩写）
abbreviation for miles per gallon: the number of miles a vehicle travels using one gallon of fuel
My car does about 40 mpg. 我的车每加仑燃料能行驶约40英里。
How many mpg do you get from your car? 你的车每加仑燃料能行驶多少英里？