| 单词 | alpha centauri system |
| 释义 | Alpha Centauri system/ (sɛnˈtɔːrɪ) / nouna star system comprising the binary star Alpha Centauri A and B and Proxima Centauri (also called Alpha Centauri C), which is 0.1 light years closer to the sun. Visual magnitude: 0.01 (A), 1.33 (B); spectral type: G2V (A); distance from earth: 4.3 light yearsAlso called: Rigil Kent See also Proxima Words nearby Alpha Centauri systemalpha blocker, alpha brass, alpha carotene, alpha cell, Alpha Centauri, Alpha Centauri system, alpha decay, alpha emitter, alpha-fetoprotein, alpha fiber, alpha-fucosidase Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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