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单词 steady-state theory
释义

Collins Concise English Dictionary © HarperCollins Publishers::
steady-state theory n
  1. a cosmological theory postulating that the universe exists throughout time in a steady state such that the average density of matter does not vary with distance or time. Matter is continuously created in the space left by the receding stars and galaxies of the expanding universe
    Compare big-bang theory
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更新时间:2025/2/23 14:23:14