n.旋翼飞机
At the beginning of 21 centuries, another kind of new-style plane is copy turns type autogiro, it can perpendicular rise and fall and level fly. 21世纪初,另一种新型飞机是仿转式旋翼飞机,它能够垂直起落和水平飞行。
an autogiro is supported in flight by unpowered rotating wings. 旋翼飞机靠无动力的旋转式机翼支持其飞行。
direct-control autogiro 可控旋翼自转旋翼机
jump jump-start autogiro 跳跃起飞式自转旋翼机
jump off autogiro 跳跃起飞式自转旋翼机