单词 | supernova |
释义 | su·per·no·va ![]() n. pl. su·per·no·vae (-vē) or su·per·no·vas A rare celestial phenomenon involving the explosion of a star and resulting in an extremely bright, short-lived object that emits vast amounts of energy. Depending on the type of supernova, the explosion may completely destroy the star, or the stellar core may survive to become a neutron star. |
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