1·The intense radiation was part of a gamma-ray burst that lasted a minute and which marked the death of a massive star transmogrifying itself into a black hole.
这种强辐射是爆发持续了一分钟之久的伽马射线的一部分，这标志着一颗超大质量恒星的死亡同时将自己转变成一个黑洞。