英语词汇“dark matter”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

dark matter

noun [mass noun] Astronomy

(In some cosmological theories) non-luminous material which is postulated to exist in space and which could take either of two forms: weakly interacting particles (cold dark matter) or high-energy randomly moving particles created soon after the Big Bang (hot dark matter).According to cosmological theory, soon after the Big Bang, cold dark matter formed the universe's first large-scale structures, which then collapsed under their own weight to form vast halos....

Identification of the different energetic particles, including dark matter, is done by pulse shape discrimination.
Most astronomers believe that dark matter exists - even though it has never been seen, and no one knows what it might be.

单词	dark matter
释义	dark matter noun [mass noun] Astronomy (In some cosmological theories) non-luminous material which is postulated to exist in space and which could take either of two forms: weakly interacting particles (cold dark matter) or high-energy randomly moving particles created soon after the Big Bang (hot dark matter).According to cosmological theory, soon after the Big Bang, cold dark matter formed the universe's first large-scale structures, which then collapsed under their own weight to form vast halos.... Identification of the different energetic particles, including dark matter, is done by pulse shape discrimination. Most astronomers believe that dark matter exists - even though it has never been seen, and no one knows what it might be.
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