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单词 paranthelion
释义

paranthelion


paranthelion

(ˌpæræntˈhiːlɪən) n, pl -lia (-ɪə) (Astronomy) a bright spot in the sky caused by refraction and occurring at an angular distance from the sun of between 90° and 140°

paranthelion


paranthelion

[‚par·ən′thē·lē‚än] (astronomy) A refraction phenomenon similar to a parhelion, but occurring generally at a distance of 120° (occasionally 90° and 140°) from the sun, on the parhelic circle. Also known as mock sun.
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更新时间:2025/1/11 13:31:10