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单词 spectral
释义

WordReference Random House Learner's Dictionary of American English © 2024
spec•tral /ˈspɛktrəl/USA pronunciation   adj. [before a noun]
  1. of or relating to a specter;
    ghostly:a spectral vision.
  2. Opticsof or relating to a spectrum or spectra:spectral rays of light like a rainbow.
See -spec-.
WordReference Random House Unabridged Dictionary of American English © 2024
spec•tral  (spek′trəl),USA pronunciation adj. 
  1. of or pertaining to a specter;
    ghostly;
    phantom.
  2. resembling or suggesting a specter.
  3. Opticsof, pertaining to, or produced by a spectrum or spectra.
  4. Opticsresembling or suggesting a spectrum or spectra.
  • Latin spectr(um) (see specter) + -al1
  • 1710–20
spec•tral′i•ty, spec′tral•ness, n. 
spec′tral•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::
spectral /ˈspɛktrəl/ adj
  1. of or like a spectre
  2. of or relating to a spectrum

spectrality /spɛkˈtrælɪtɪ/ n ˈspectrally adv
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更新时间：2025/7/24 2:02:01