negative angle of attack

他并也发觉尾翼的负攻角(negative angle of attack)对於稳定性的重要。Penaud 所设计的飞机相当的先进，只以单一的控制方 …

attack... ... near-court attacking player {n.}近台攻击型运动员 negative angle of attack 负冲角 net attack {n.}网前攻击 ...