正的副翼偏转角产生绕X轴的负方向力矩。

Positive aileron deflection produces an anti - clockwise moment about the X axis.

youdao

加速度在这个方向上，我规定它为正方向“，这个为负方向。”

Acceleration is in this direction and I will call this "plus" and I will call this "minus."

youdao

然而，你还失去了内在价值，如果股票期权的价格动向负方向。

However, you still lose the intrinsic value of option if the stock price moves to the negative direction.

youdao

q2 So q2, the heat in this way is negative.

所以沿这个方向的，是负的。

麻省理工公开课 - 热力学与动力学课程节选

So the minus vector is the same vector flipped over, pointing the opposite way.

因此负矢量即为同一矢量的翻转,指向相反的方向

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At infinity, there's no stored potential energy, and it drops off more and more negative as one over R.

在无限远处，没有储存的势能，并且它向负方向减少，当距离超过R时。

麻省理工公开课 - 固态化学导论课程节选