| 单词 | galactic plane |
| 释义 | > as lemmasgalactic plane galactic plane n. the plane defined by the galactic equator. ΚΠ 1849 J. F. W. Herschel Outl. Astron. xv. 534 The following table, expressing the densities of the stars at the respective distances, 1, 2, 3, &c., from the galactic plane. 1930 J. H. Jeans Universe around Us (ed. 2) iv. 216 Groups of stars of the type generally described as moving clusters..are generally found to move in the galactic plane. 2000 Nature 23 Mar. 344/3 The Gould belt—a large expanding disk or ring of young stars and gas..—is unexpectedly inclined at roughly 20° to the Galactic plane. < as lemmas |
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