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单词 supernova
释义
su·per·no·va (spər-nōvə)
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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更新时间:2025/2/23 7:06:29