supernova

/ˌsuː.pɚˈnoʊ.və/

名词

超新星（指因爆炸而数月内亮度大增的恒星）
The supernova was visible to astronomers for several weeks, shining brightly in the night sky before fading away.
超新星在几周的时间内可见，它在夜空中明亮闪耀一段时间，然后逐渐消失。