AILERON, a hinged moveable part on the trailing edge of each wing for airplane roll (wing up and wing down) control.
副翼，铰连在每个机翼后缘的可动部件，用于控制飞机的滚转(机翼向上和向下)。
With the helicopter moving backwards at medium pace, the helicopter will be aileron-rolled twice, each roll being clearly delineated by 4 hesitation points.
直升机中速后退飞行的过程中做两个四位横滚，横滚的四个停顿点要清楚。
With the helicopter moving backwards at medium pace, the helicopter will be aileron-rolled twice, each roll being clearly delineated by 4 hesitation points.
直升机中速后退飞行的过程中做两个四位横滚，横滚的四个停顿点要清楚。
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