| 单词 | x-ray binary |
| 释义 | > as lemmasX-ray binary X-ray binary n. Astronomy a celestial emitter of X-rays that has two components, with matter passing from one component (the donor) to the other (the accretor) giving rise to the emission of X-rays from the latter.The accretor is typically a black hole, a neutron star, or a white dwarf, and the donor an ordinary (non-degenerate) star. ΘΚΠ the world > the universe > radio source > [noun] radio star1949 X-ray star1964 QSS1965 X-ray nova1968 interpulse1969 X-ray pulsar1969 X-ray binary1972 1972 New Scientist 1 June 491/1 Since about 30 per cent or more of all early-type stars (the more recently formed ones) are members of a binary system, it seems reasonable that the X-ray binary emission process may play a part in the latter life of many stars. 1993 Sci. Amer. Nov. 38/2 Most young x-ray binaries, such as Centaurus X-3, contain a bright blue star having 10 to 40 times the mass of the sun. 2000 Denver Post 10 Sept. a37/1 Called low-mass X-ray binaries, about 100 such systems are known in the galaxy. < as lemmas |
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