tail rotor
短语尾部螺旋浆，尾部旋转翼
词形变化
tail rotors
复数
tail rotors
释义与例句
n.
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1.
A small rotor mounted vertically at the end of the tail of a single-rotor helicopter so as to develop thrust in the same direction as the main rotor's rotation, to counter the torque effect created by the main rotor.
航空 商务 工程