ELEVATOR, a hinged moveable part on the trailing edge of the horizontal stabilizer for airplane pitch (nose up and nose down) control.
升降舵，铰连在水平安定面后缘上的可动部件。用以操纵飞机的俯仰运动(机头朝上及朝下)。
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Pitch axis - Horizontal or lateral axis, passes through the airplane from one side to the other - nose up and nose down control is by elevators (and stabilizer for trim).