But if the horizontal and vertical components were out of phase with each other, which might happen if you increase the phase shift in one of them, their sum might instead trace out some sort of ellipse.
但是,如果水平和垂直分量彼此异相(如果增加其中一个分量
相移,则可能会发生这种情况),那么它们
总和可能会绘制出某种椭圆形。