par·he·lic circle 
(pär-hēlĭk)
(pär-hēlĭk)n.
A luminous halo visible at the height of the sun and parallel to the horizon, caused by the sun's rays reflecting off atmospheric ice crystals. Also called parhelic ring.
| 单词 | parhelic circle |
| 释义 | par·he·lic circle (pär-hēlĭk)n. A luminous halo visible at the height of the sun and parallel to the horizon, caused by the sun's rays reflecting off atmospheric ice crystals. Also called parhelic ring. |
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