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单词
astrometric binary
释义
astrometric binary
astrometric binary
n.
A binary star system in which the primary, or brightest, star is directly observable and has periodic changes in its position indicating the gravitational influence of an orbiting secondary star that is not directly observable.
astrometric binary
astrometric binary
(ass-trŏ-
met
-rik)
See binary star.
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更新时间:2025/6/6 10:42:33