柯林斯詞典supernova /?su?p??n??v?/ (supernovae/?su?p??n??v?/) 1. N-COUNT A supernova is an exploding star. 超新星 At least one supernova occurs per decade in our galaxy. 每十年至少有一顆超新星在我們的銀河系中出現(xiàn)。 返回 supernova劍橋詞典a star that has exploded , strongly increasing its brightness for a few months 超新星（指因爆炸而數(shù)月內(nèi)亮度大增的恒星） 返回 supernova