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单词 θ1115
释义
the world > the universe > constellation > binary star or system > [noun] (7)
binary stars1802

two stars or suns, one of which revolves round the other, or both of which revolve round a common centre; also binary system.

binary system1802

two stars or suns, one of which revolves round the other, or both of which revolve round a common centre; also binary system.

binary1868

Astronomy. A binary star or system. Cf. sense A. c.

Subcategories:

— eclipsing (2)
— spectroscopic (2)
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