“α Crucis”的概念、定义、翻译、参考文献-科学参考

单词	α Crucis
释义	α Crucis [¦al·fǝ `krü·sǝs] ^ASTRONOMY A double star in the constellation Crux that is 220 light-years from the sun; spectral classification BO.5V. Also known as Acrux.
随便看	grating grating constant grating spectrograph grating spectroscope gratonite Gratz rectifier graupel grav gravel gravel bank gravel desert gravel mine gravel pack gravel pump gravel stop Grave's disease graveyard graveyard shift gravid Gravigrada gravimeter gravimetric absorption method gravimetric analysis gravimetric geodesy gravimetry

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