A bright spot in the sky often associated with a solar halo, typically occurring simultaneously on either side of the sun (or occasionally above and…
| 单词 | θ905 |
| 释义 | the world > the universe > sun > solar activity > [noun] > mark on sun > sunspot > in corona (2) sun dog1635 A bright spot in the sky often associated with a solar halo, typically occurring simultaneously on either side of the sun (or occasionally above and… plage1949 Astronomy. A region of the sun's chromosphere which is particularly bright in the emission spectra of calcium and hydrogen, usually associated with… |
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