1. The driver can manually change gears without clutch, by pushing the gearstick forward to upshift.
驾驶者可以在没有离合器的情况下通过上下移动排档秆来手动换档。
2. It doesn't have a gearstick, but on the road can be controlled with brake and accelerator pedals and a steering wheel like an ordinary car.
这款可飞行汽车并没有加速杆，在陆地上驾驶时可以通过刹车和油门踏板进行控制。
noun
1. a mechanical device for engaging and disengaging gears
e.g. in Britain they call a gearshift a gear lever
Synonym: gearshift shifter gear lever