spectral

🇬🇧 UK/'spektrәl/🇺🇸 US

GREB2

Definitions

adj.

Relating to or resembling a spectre; ghostly; also, of or relating to a spectrum.

幽灵般的；光谱的；频谱的

Root-derived

alrelating to, having the nature of

=spectral

1.
The ghostly figure had a spectral appearance in the dim moonlight.
2.
Spectral analysis of the substance provided important data for the research.
3.
The old portrait seemed to have a spectral quality that made viewers uncomfortable.