英语词汇“galactic noise”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	galactic noise
释义	galactic noise noun Unidentified radio-frequency radiation coming from beyond the solar system.And the Voyager signals are directed towards Earth using microwave frequencies where galactic noise is relatively low, and antenna gain is high.... Fortunately, however, the man-made and galactic noise abate even more quickly. So-called galactic noise is radio noise from outside the solar system.
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