And it tries to find the shortest way, subject to those constraints, to get from Point A to Point B. And there are many, many other instances of this kind of thing.
然后谷歌地图开始寻找,满足这些条件的从A地到B地最短路径,还有很多这样的例子,明天我们会再复习一遍这些内容。
getting things done, going from point A to point B
把事情完成,从一个地方到另一个地方,
basically taking you from point A to point B and ask the quickest route,
基本上就是带着你从A点到B点,然后问你最近的路线,
So basically we're saying yes, we can go from point a to point c without ever going through point b.
所以我们说的是我们可以从,a点不经过b点而到达c点。
Put the same point the other way around: If I can imagine A without B, then A and B have to be logically distinct things.
把这点推而广之,如果我可以想象A在没有B的情况下存在,那么A和B在逻辑上是相互独立的
So you can think of it, if we were to just think of it as a straight line that we were going across, essentially what we're saying is that we're getting from point a to point c without ever getting through point b.
你们可以来想想看,如我我们把它想成是一条直线,我们要沿着这条线经过,这就是说我们要从a点,不经过b点而到c点。
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