| 单词 | supergiant |
| 释义 | supergiant noun[C] uk/ˈsuː.pəˌdʒaɪ.ənt/us/ˈsuː.pəˌdʒaɪ.pɚ/anextremelylargestarthat is between 10,000 and 100,000timesbrighterthan thesun （天文）超巨星Astronomy
supergiant| American Dictionarysupergiant noun[C] us/ˈsu·pərˌdʒɑɪ·ənt/earth science anextremelylargestarthat is from 10,000 to 100,000timesbrighterthan thesun Examplesofsupergiantsupergiant While the stellar wind from a redsupergiantis dense and slow, the wind from a bluesupergiantis fast but sparse. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Others describe them as low-mass supergiants since they start to burn elements heavier than helium and can explode as supernovae. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.A luminous redsupergiant, it has significant outburst of uncertain variability, at 20% of its luminosity. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.However, the simple onion models showing red supergiants inevitably developing to an iron core and then exploding have been shown to be much too simplistic. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.There are more than 300 blue-white super-giant stars in each of the clusters. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Higher mass stars do not expand beyond blue supergiants. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The temperatures of giant andsupergiantstars of the same spectral type are somewhat different, whereas the radius and luminosity can be dramatically different. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It is a young star cluster, 12 million years old, of giant andsupergiantstars. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Variations on the high mass model have always been popular, since the primary star is to all appearances a largesupergiantstar. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The light variations in thissupergiantstar is in milli magnitude level. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.They have been proposed to form a separate class, possibly the result of the collapse of a bluesupergiantstar. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.This progenitor star was a redsupergiant, consistent with the expectations of existing single-star stellar evolution models. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.As noted, red supergiants rarely receive these extra spectral classifications. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Supernova progenitors are most commonly red supergiants and it used to be expected that only red supergiants exploded as supernovae. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Models have had difficulty showing how blue supergiants lose enough mass to reach supernova without progressing to a different evolutionary stage. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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