From next term we try to move it into the own term version of electromagnetism, which are up till now has been taught in the lecture-station format.

从下学期起我们将搬去,电磁学自己的实验室，现在这门课还是用,讲座-背诵型方式讲授。

麻省理工公开课 - 媒体、教育、市场课程节选

So, our detection devices are a little bit limited here today, we're actually only going to be using our eyes, so that means that we need to stick with the visible range of the electromagnetic spectrum.

我们今天所有的探测仪器十分有限，实际上我们要用我们的眼睛来观测，这意味着我们只能看到,电磁谱中的可见光区间。

麻省理工公开课 - 化学原理课程节选