translation.en: And they said, "Jeez, you know, we think we could actually take a look at the slope of the Doppler effect to figure out the points at which the satellite is closest to our antennae and the points at which it's farthest away.
translation.zh: 他们说：“哎呀，你知道， 我们觉得我们其实可以用多普勒效应的斜率， 算出卫星离我们的天线 最接近和 最远的位置。