| 单词 | great attractor |
| 释义 | > as lemmasGreat Attractor Great Attractor n. (also with lower-case initials) Astronomy a region of exceptionally strong gravitational attraction in the direction of the constellations Hydra and Centaurus that is manifested as deviations in the redshifts associated with the expansion of the universe. The Great Attractor is estimated to be equivalent in mass to tens of thousands of Milky Ways. ΚΠ 1987 Science 11 Sept. 1296/1 In a patch of sky centered roughly on the Southern Cross, astronomers are finding increasing evidence for a ‘Great Attractor’. 1992 S. P. Maran Astron. & Astrophysics Encycl. 50/1 Possible structure of the CXB on intermediate angular scales (e.g., such as might be associated with extragalactic objects like the ‘great attractor’ or even with our galaxy) could, however, constitute a fundamental complication that would still have to be addressed. 2011 Times (Nexis) 26 May 28 Huge structures near by, such as the Hydra-Centaurus region (the ‘Great Attractor’), are shown in great detail for the first time. < as lemmas |
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