| 单词 | solar protuberance |
| 释义 | > as lemmassolar protuberance b. Astronomy. = prominence n. 2b. Also solar protuberance. Now rare. ΘΚΠ the world > the universe > sun > solar activity > [noun] > solar prominence streamer1697 solar prominence1852 sun pillar1853 filamenta1869 solar protuberance1869 plume1885 panache1886 1869 Jrnl. Franklin Inst. 57 317 The first protuberance which I observed, is represented by Fig. 1. Above an intensely luminous peak-shaped mass, rising from the border of the sun, is spread a cloud-like formation. 1907 Daily News 25 Dec. 4 Janssen was in the Malay Peninsula making his observations of the solar ‘protuberances’, otherwise masses of blazing hydrogen. 1949 Sci. Monthly Oct. 222/2 A medallion was issued by the Academy commemorating their analysis of the solar protuberances. < as lemmas |
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