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red-shift

英['redʃ'ɪft] 美['redʃ'ɪft]
  • n.使红移;使向红端作系统位移

详细释义

名词 red shift:
  1. (astronomy) a shift in the spectra of very distant galaxies toward longer wavelengths (toward the red end of the spectrum); generally interpreted as evidence that the universe is expanding

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