light spectrum

名词 n.
中文释义

英文释义

名词 n.
  1. The portion of the electromagnetic spectrum that is visible to humans.
  2. an extension of the human-visible spectrum to include near-visible wavelengths, primarily near infrared.

词形变化

light spectrums plural light spectra plural

词源

From light (“visible”) + spectrum (“range of electromagnetic wavelengths”).
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