No one has a clue on how I can go back from these to that?

难道没人能给出倒求出它们的方法吗

耶鲁公开课 - 基础物理课程节选

I can get this to show us how far up we are supposed to go, by placing it on some kind of grid here," and this is this--as I said before, the beginning of the first graph in the history of the West.

我可以通过将它放置在这样的网格中,来表明我们的声音应该有多高,而这就是,正如我以前所说,西方历史上最早的图示法

耶鲁公开课 - 聆听音乐课程节选