A sundog is another atmospheric opticalphenomenon caused by the refraction of sunlight by tiny ice crystals in clouds.
幻日是阳光通过云层中微小冰晶的折射而造成的另一种大气光学现象。
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According to the Daily Mail of October 23, photographer Reyaz Limalia spotted an opticalphenomenon known as "ice rainbow" near Birdlip, UK and stopped his car to register the moment.