| 单词 | parhelic circle |
| 释义 | parhelic circle (extremely rare) n WORD FAMILY parhelic circle USAGE EXAMPLESDouble internal reflection by a triangular prism would form a single coloured image on the parhelic circle at about 98� from the sun. Various, Encyclopaedia Britannica, 11th Edit...(2012) The emerging rays are parallel to their original direction and form a colourless image on the parhelic circle opposite the sun. Various, Encyclopaedia Britannica, 11th Edit...(2012) n a luminous halo parallel to the horizon at the altitude of the sun; caused by ice crystals in the atmosphere Syn|Hyper parhelic ring, solar halo halo a circle of light around the sun or moon |
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