| 单词 | parheliacal ring | 
| 释义 | > as lemmasparheliacal ring ΚΠ 1890    Cent. Dict. 4290/3  				Parheliacal ring, a name given by Bravais to a white horizontal band passing through the sun..produced by the reflection of the sun's rays from the vertical faces of ice-prisms in the atmosphere. < as lemmas | 
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