“spectroscopic binary star”的概念、定义、翻译、参考文献-科学参考

单词	spectroscopic binary star
释义	spectroscopic binary star [¦spek·trǝ¦skäp·ik `bī´ner·ē `stär] ^ASTRONOMY A binary star that may be distinguished from a single star only by noting the Doppler shift of the spectral lines of one or both stars as they revolve about their common center of mass.
随便看	fire distribution fire door fired process equipment fired state fire effect fire escape fire-exit bolt fire extinguisher firefinder fire flooding firefly fire foam fire for adjustment fire for effect fire-formed fragment fire fountain fire hook fire hose fire hydrant fire interrupter fire line fire load fire opal fire partition fire plug

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