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单词 parhelion
释义

parhelion /pär-hēˈli-ən/

noun (pl parhēˈlia)

A bright spot on the parhelic circle, the result of diffraction caused by the crystals in the atmosphere

ORIGIN: Irreg, from Gr parēlion, from para beside, beyond, and hēlios sun

parhelic /-hēˈlik or -heˈlik/ or parheliacal /-hē-līˈə-kl/ adjective

parhelic circle noun

A band of luminosity parallel to the horizon, the result of diffraction caused by ice crystals in the atmosphere

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更新时间:2024/11/12 6:54:15