Radiowaves are electromagnetic radiation that we can't see.

无线电波是一种我们看不见的电磁辐射。

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What we are seeing from earth is actually electromagnetic radiation that's coming from stars.

我们在地球上看到的其实是来自恒星的电磁辐射。

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Neutrinos can thus escape from regions of space where light and other kinds of electromagnetic radiation are blocked by matter.

因此，中微子可以从光和其他电磁辐射被物质阻挡的空间区域中逃逸出来。

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Microwaves are a form of electromagnetic radiation similar to, but shorter than,radio waves.

VOA: special.2010.09.01

For example, if we talk about photons, of course, we also just mean light, sometimes we refer to this as electromagnetic radiation, and there's several ways that you might be asked this in a problem or that you might be asked to answer.

举例来说，如果我们讨论光子，当然我们也叫做光，有时候我们看作是电磁辐射，而且这里有几种方式,你可能会在题目中被问到,或者被提问回答。

麻省理工公开课 - 化学原理课程节选

This theory was first aired a year ago following a small-scale study, and was ridiculed by the National Radiological Protection Board, the watchdog on health issues involving radiation and electromagnetic fields.

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The Australian research focused on the thermal effects or specific absorption rate (SAR) of radio frequency radiation - a measure of its actual effects on brain tissue, whereas the earlier study simply looked at electromagnetic radiation levels.

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Linking up singers across the Atlantic, however, is impossible, due to the speed of electromagnetic radiation.

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