| 单词 |
blueshift |
| 释义 |
blueshift
blueshift (ˈbluːˌʃɪft) n (Astronomy) a shift in the spectral lines of a stellar spectrum towards the blue end of the visible region relative to the wavelengths of these lines in the terrestrial spectrum: a result of the Doppler effect caused by stars approaching the solar system. Compare redshiftblue•shift (ˈbluˌʃɪft)
n. a shift toward shorter wavelengths of the spectral lines of a celestial object, caused by the motion of the object toward the observer. [1950–55] Translationsblueshift
blueshift (bloo -shift) An overall shift of the spectral lines in a spectrum toward shorter wavelengths as a result of the Doppler effect. It is observed in the spectra of celestial objects approaching the Earth. See redshift.ThesaurusSeeredshift |
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