| 单词 | superdense theory |
| 释义 | superdense theory in British English (ˌsuːpəˈdɛns) noun astronomy a former name for the big-bang theory big-bang theory in British Englishnoun a cosmological theory postulating that approximately 12 billion years ago all the matter of the universe, packed into a small superdense mass, was hurled in all directions by a cataclysmic explosion. As the fragments slowed down, the galaxies and stars evolved but the universe is still expanding Compare steady-state theory |
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