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英英字典: big_bang_theory

big bang theory   (TTS Sound)



Overview of noun big_bang_theory

The noun big bang theory has 1 sense


  • big-bang theory, big bang theory -- ((cosmology) the theory that the universe originated sometime between 10 billion and 20 billion years ago from the cataclysmic explosion of a small volume of matter at extremely high density and temperature)

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