Last Updated
：2025/11/22
cosmic background radiation
Noun
uncountable
Japanese Meaning
（天文学）深宇宙の非点状の天体（例：宇宙全体に広がる微弱な背景放射）から地球に入射する全ての電磁放射
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(astronomy) All the electromagnetic radiation entering the Earth from non-point sources in deep space.
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cosmic background radiation
The astronomer carefully measured the cosmic background radiation to trace the universe's earliest fluctuations.
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The astronomer carefully measured the cosmic background radiation to trace the universe's earliest fluctuations.
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