定义：对于已知平面曲线C上的各点M，取同一平面上的点P和它对应，即M→P。当点M在曲线C上移动时，点P一般也要伴随点M而运动，设点P的轨迹为C'，则C'为C的伴随曲线，M和P互为相伴点。
失业率的降低不再伴随着显著的通胀上涨，换而言之，菲利浦斯曲线已变得相当平直。
Low unemployment has not been accompanied by significant increases in inflation; in other words, the Phillips curve has flattened considerably.
但是重要的学习曲线伴随的是不断增长的能力，所以您需要时间去实现这一切。
But significant learning curves come with such increased power, so allow time for this.
应用推荐