| 词汇 | example_english_low-mass-star |
| 释义 | low-mass starcollocation in Englishmeanings of starThese words are often used together. Click on the links below to explore the meanings. Or, see other collocations with star. star noun uk /stɑːr/ us /stɑːr/ a very large ball of burning gas in space that is usually seen from the earth as a point of light in the sky ... See more at star Examples of low-mass starThese 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. The current view of low-massstar formation holds that the starless and prestellar core phases together last a few 106 years. This type of low-massstar has consumed the hydrogen at its core, evolved away from the main sequence, and passed through the red giant stage. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In a very low-massstar (less than about 0.5 solar mass), the core is never hot enough to ignite helium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The nebula was originally a low-massstar that ejected its layers into space, forming the nebula. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This was the second discovery of a brown dwarf that was found around a low-massstar whose age was relatively young. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The brightening may have been a so-called helium flash, where the core of a dying low-massstar suddenly ignites helium fusion disrupting, but not destroying, the star. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The theory of low-massstar formation, which is well-supported by a plethora of observations, suggests that low-mass stars form by the gravitational collapse of rotating density enhancements within molecular clouds. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Consequently, it is easier to find planets around low-mass stars and especially brown dwarfs. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Convection in low-mass stars ensures that lithium in the whole volume of the star is depleted. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The visible dark nebula emerging from the gaseous complex is an active site of the formation of low-mass stars. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is also easier to detect planets around low-mass stars as it increases planet-to-star mass ratio and thus gravitational microlensing effect is greater. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. By contrast, cool, very low-mass stars (below 0.4 solar masses) are convective throughout. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, the s-process occurs primarily in low-mass stars that evolve more slowly. 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. Want to learn more? Go to the definition of star See other collocations with star |
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