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单词 b star
释义

B star


noun Astronomy.

a massive, relatively hot, blue to white star, as Rigel or Spica, having a surface temperature between 10,000 and 30,000 K and with an absorption spectrum dominated by the Balmer series of hydrogen with lines of neutral helium present.
Compare spectral type.

Words nearby B star

BSSc, B.S.S.E., B.S.S.S., BST, B.S.T.&I.E., B star, B.S.Trans., B supply, BSW, bt., B.T.Ch.
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
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更新时间:2024/12/24 9:19:08