And then since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers.

然后因为我们有我的红色激光笔，我们也可以用它试一下，它的波长集中在700纳米处。

麻省理工公开课 - 化学原理课程节选

So, try to think about that as you turn to On the Road.

那么，在读《在路上》时，试着思考一下它的方式。

耶鲁公开课 - 1945年后的美国小说课程节选