英语词汇“doppler shift”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	doppler shift
释义	doppler shift noun Usage: usually capitalized D Etymology: after C.J.Doppler 1. : a change in frequency of an electromagnetic radiation caused by the motions of the atoms, molecules, or nuclei in the line of sight 2. : the slight displacement in the positions of the spectrum lines of light from a star or other celestial body due to the Doppler effect
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