rotor plane

例句：

1. 1. The rotor plane was designed to be lightweight and efficient.
   这种旋翼飞机设计得既轻便又高效。
2. 2. The rotor plane is used for both military and civilian purposes.
   旋翼飞机既用于军事目的，也用于民用目的。
3. 3. The rotor plane has revolutionized the way we travel by air.
   旋翼飞机彻底改变了我们乘坐飞机的方式。