They can be followed by a kilonova, an emission of bright light resulting from the  radioactive decay of chemical elements.

它们可能被跟随一颗，这是一种由化学元素的放射性衰变产生的明亮光发射。

However, before he could put any inclination into effect, the young man saw from amid the trees a bright light shining, the rays from which radiated like needles through the sad plumy foliage of the yews.

然而，还没来得及付诸行动， 就看到树林中有一道亮光在闪耀， 光像针一样从紫杉郁郁葱葱的枝叶中放射出来。