supernova
/ˌsupəɹˈnəʊvə/ 名词 B2中文： 超新星
- A bright and powerful explosion of a massive star which is sudden but brief, and causes the ejection of most or all of the star's matter and the emission of radiation; afterwards, the star becomes a black hole or a neutron star, or is destroyed.
- Something which is brilliant or explosive.
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