| 单词 | solar spot |
| 释义 | > as lemmassolar spot solar spot n. a sunspot. ΘΚΠ the world > the universe > sun > solar activity > [noun] > mark on sun > sunspot sun's spot1656 macula1673 nebula1676 sunspot1676 solar spot1704 1704 J. Harris Lexicon Technicum I Solar Spots. See Spots of the Sun. 1854 D. Brewster More Worlds v. 96 The solar spots, which are now universally admitted to be openings in the luminous stratum. < as lemmas |
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