求翻译：纯电动汽车，相对燃油汽车而言，主要差别（异）在于四大部件，驱动电机，调速控制器、动力电池、车载充电器。是什么意思？

Pure electric vehicles, cars, major differences (different) is four parts, drive motor, speed controller, batteries, car chargers.

pure electric vehicles, relative fuel motor vehicle, major differences (differences) to 4 components, drive motor, speed controller, battery chargers, car.

The pure electric automobile, the relative fuel oil automobile says, the main difference (different) lies in four major assemblies, actuates the electrical machinery, modulates velocity the controller, the power battery, the vehicle carries the battery charger.

Pure electric vehicles, cars, major differences (different) is four parts, drive motor, speed controller, batteries, car chargers.

Pure electric vehicles, cars, major differences (different) is four parts, drive motor, speed controller, batteries, car chargers.