Be able to back up a car for a considerable distance in a straight line and back out of a driveway.

Be able to back up a car for a considerable distance in a straight line and back out of a driveway.

能够在一条直线上倒车相当长的一段距离，并能倒车出车道。

-- Marilyn vos Savant 玛丽莲·沃斯·莎凡特