Marconi was the first to develop and perfect this system, using the recently discovered "airwaves" that make up the electromagnetic spectrum.

马可尼是第一个开发和完善这一系统的人，他使用了最近发现的构成电磁谱仪的“空气波”。

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By deflecting certain parts of the electromagnetic spectrum, an image can be altered or made to look like it has disappeared.

通过扭曲电磁频谱的某一部分，就能够改变一个影像，或者让影像看起来像消失了一样。

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The avian eye is complex. Like humans, birds' eyes can detect light along the electromagnetic spectrum from violet to red.

鸟类的眼睛是很复杂的，就像人类一样，鸟类的眼睛能够察觉到电磁波谱上从紫色到红色的光线。

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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。

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The ideal solution would be to enact spectrum reform that frees up larger swaths of the electromagnetic spectrum to be allocated by market forces.

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Current Blu-ray lasers emit light in the blue part of the electromagnetic spectrum (about 405 nm wavelength).

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New uses of the electromagnetic spectrum have given rise to everything from cell phones to phased array radars to satellite radio.

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