复数： autogiros

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。

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。