Trailer will be in two parts and will be connected on two sides of the car body and will be moved with help of any prime mover.

拖车将被分成俩部分，在两个侧面连接到底座上，在任一原动机的牵引下进行移动。

youdao

So car body can be moved by its own by adding a prime mover or tractor to it to travel on road.

通过外加的原动机或拖拉机，整个车身就可以在路上自已行走了。

youdao

This internal combustion engine is excellent and useful in the mileage as a prime mover from a power plant to a small generator or as an engine to be mounted on a mover such as a ship or a car.

该内燃机作为发电所用的小型的发电机的原动机，或作为在船舶或车辆等移动体中搭载的发动机，在燃料经济性方面优异，因此是有用的。

youdao

The current marketing effort was built around the launch of the latest-generation Camry, a humdrum people-mover that has been the best-selling car in the U.S. all but of the one of the past 15 years.

WSJ: Toyota Chief Akio Toyoda Grabs Wheel to Turn Around Humbled Auto Giant