| 单词 | runaway star |
| 释义 | > as lemmasrunaway star runaway star n. Astronomy a star that moves rapidly relative to neighbouring objects, esp. one with an unusually large proper motion. ΚΠ 1873 Eng. Mech. 16 445/2 Runaway stars... Seeing that he has discovered that..[the stars of the Great Bear] are running away from us at the rate of 30 miles per second, how long will it be before they become invisible to the naked eye? 1881 A. K. Bartlett Stud. in Astron. (ed. 2) 40 The greatest velocity that has been recognized among the stars, is found in the motion of a star known as 1830 Groombridge,—or the ‘Runaway Star’, as it is sometimes called. 1946 W. T. Skilling & R. S. Richardson Sun, Moon & Stars iv. 185 The fastest known star is one called Barnard's runaway star, named for the Yerkes astronomer who first observed its rapid motion. 2003 J. Scalzi Rough Guide to Universe 244 Mu Columbae, which is known as a ‘runaway star’ because of the high speed—more than sixty miles per second—at which it hurtles through the galaxy. < as lemmas |
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