What Gauss did was said, let's fit a line through the point-- the scatter of points--and that's called the regression line.

高斯说,做这样的一条直线,切合所有散点,这就是回归直线

耶鲁公开课 - 金融市场课程节选

So look at line -- I'll run through some of the essential sections here.

看--我读一下这其中的关键部分。

耶鲁公开课 - 弥尔顿课程节选

I constructed a series of home prices -that's the red line and the red line is -you can see how it's moved through history.

我绘制了一条房屋价格的时间序列曲线...,就是那条红色的线,你可以看到它的历史走势

耶鲁公开课 - 金融市场课程节选

But when that's not true, then there is a typical sort of modern frontier, a land bridge which there a line is-a theoretical line is drawn through it, and on one side is one city, and the other side is another city.

但还不止这些天然边界,另外还有种边界形式,和现代国境线很类似,是由一座陆桥,分割出一条界线…假象的界线,界线的一边是一个城邦,另一边是另一个城邦

耶鲁公开课 - 古希腊历史简介课程节选