A step leaves an impression; in this case, it is an oft-repeated television image or a radio recording - as well as a concrete impression on the surface of the moon.
This works by deploying an array ofelectrodes over a person's scalp and recordingsurface manifestationsof the electrical activity going on under his skull.
这种技术通过在人的头皮上放置一系列电极从而记录头颅内的电活动。
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In this case, it is an oft-repeated television image or a radio recording - as well as a concrete impression on the surface of the moon.