パワートレイン

noun

powertrain; power train

Technical term in automotive engineering referring to the components that generate power and deliver it to the road surface, including the engine, transmission, drive shafts, differentials, and final drive.

• この車くるまのパワートレインは非ひ常じょうに効こう率りつ的てきだ。

  This car's powertrain is very efficient.

• パワートレインの設せっ計けいを見み直なおすことで燃ねん費ぴが向こう上じょうした。

  Fuel efficiency improved by redesigning the powertrain.