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单词 gravitational collapse
释义

gravitational collapse in American English

noun Astronomy
1. 
the final stage of stellar evolution in which a star collapses to a final state, as a white dwarf, neutron star, or black hole, when the star's nuclear reactions no longer generate enough pressure to balance the attractive force of gravity
2. 
the initial stage of stellar evolution in which interstellar gases and dust contract under gravity and condense into one or more stars

Examples of 'gravitational collapse' in a sentence
gravitational collapse

The third, analysing the gravitational collapse of such a star, predicted what came to be called black holes.
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更新时间:2024/11/14 16:58:24