differential gear
Longman Dictionary of Contemporary English 5++LDOCE 5++ˌdifferential ˈgear noun [countable] technical TTCan arrangement of gears that allows one back wheel of a car to turn faster than the other when the car goes around a corner 〔车辆转弯时使车的一个后轮转动得比另一个后轮快的〕差速器，差动齿轮
Examples from the Corpus
differential gear• It is like the differential gear on the back axle of a car.ˌdifferential ˈgear nounChineseSyllable
gears of arrangement Corpus back that an allows one
differential gear
ˌdifferential ˈgear
noun [countable] technical
an arrangement of gears that allows one back wheel of a car to turn faster than the other when the car goes around a corner
ˌdifferential ˈgear
noun [countable] technicalan arrangement of gears that allows one back wheel of a car to turn faster than the other when the car goes around a corner