英语词汇“astrometric binary”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

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.
随便看	substance fraction substance h substance-induced disorder substance-induced disorders substance induced mood disorder substance-induced mood disorder substance-induced organic mental disorders substance-induced persisting dementia substance intoxication substance k substanceless substance metabolism substance misuse substance misuse services substance of concern substance-of-we-feeling substance p substance p methyl esther substance-related brain injury substance-related disorder substance-related disorders substance s substances substance-specific applied research program substance testing applications and technology

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