parhelion
parhelion[pɑːˈhiːlɪən](pl. parhelia -lɪə)- a bright spot in the sky appearing on either side of the sun, formed by refraction of sunlight through ice crystals high in the atmosphere
幻日,假日
parheliacal[-hɪˈlʌɪək(ə)l]adjectiveparhelicadjective语源- mid 17th cent.: from Latin parelion, from Greek para- 'beside' + hēlios 'sun'
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