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

But I was working on research involving detection of worms, viruses and the spread thereof.

但我从事的研究涉及到蠕虫的检测，病毒及其传播。

哈佛公开课 - 计算机科学课程节选

At the same time,though, we've also evolved very good lie detection mechanisms.

但同时，我们也进化出了很好的欺骗检测机制。

耶鲁公开课 - 心理学导论课程节选

And what we did was he put two detection plates on either side of these cathode rays, and when he put a voltage difference between these two plates, he wanted to see if he could actually bend the rays and test if they're actually charged or not.

但没有实验证明这件事,这就是Thomson所做的，它在阴极射线旁边放两块探测板,他想通过看当他,在两板之间加上电压后,阴极射线是不是会。

麻省理工公开课 - 化学原理课程节选