单词 | supernova explosion |
释义 | > as lemmassupernova explosion supernova explosion n. ΚΠ 1941 Science Suppl. 3 Jan. 10/2 The outer layers of the star, heated by the compression, will lead to a large increase of the observed luminosity, which will be registered by astronomers as a nova, or supernova, explosion. 1975 Sci. Amer. Mar. 29/2 The Crab Nebula is the remnant of a supernova explosion. 2005 BBC Focus Dec. 64/2 A host of explanations for the star and its behaviour have been put forward, ranging from a supernova explosion to ball-lightning and even a UFO. < as lemmas |
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