English to Russian Tech/Engineering Automotive / Cars & Trucks

That means, for example, that if a system is needed to transport passengers to such destinations as they may wish along existing roadways, its functional elements must include, among others, a source of power, a structure to house the passengers, a power - transmitting interface with the roadway, and operator - activated controls of locomotion and direction. Expressed in functional terms (verb – object), these elements might be called “power vehicle,” “house passengers,” “transmit power to roadway,” “control locomotion,” and “control direction.”

Нигде в тексте не сказано, что речь идет о гибридных двигателях. Что же это за "интерфейс для обмена энергией с дорожным полотном"? И что за функция такая "передать энергию дорожному полотну"?