"spectral colors"
"spectral analysis"
"a ghostly face at the window"
"a phantasmal presence in the room"
"spectral emanations"
"spiritual tappings at a seance"
A pair of spectral horses apparently in mid-air.
出自: W. Black
The promenade was a spectral grey in the moon glimmer.
出自: O. Manning
Houses..becoming paler and more spectral as the moon sailed clear.
出自: R. Frame