Last Updated
：2025/11/20
infrared radiation
Noun
uncountable
Japanese Meaning
赤外線: 物理学において、約1マイクロメートルから1ミリメートルの波長を持つ電磁放射。物体から放出される熱エネルギーとして感知される。
Quizzes for review
(physics) Electromagnetic radiation having a wavelength approximately between 1 micrometre and 1 millimetre; perceived as heat.
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infrared radiation
Scientists used infrared radiation to measure the heat emitted by the distant comet.
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Scientists used infrared radiation to measure the heat emitted by the distant comet.
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