A: There are a few events which cause extreme levels that will never go away, but most radiation from things like blown up cars (nuclear engines) and the mini-nuke weapon will dissipate given a little time.
英
美
- 答:有些事件會(huì )造成嚴重的永久性輻射,但是絕大多數輻射是來(lái)自炸掉一輛核引擎汽車(chē)和微型核武器,而這些是會(huì )在不長(cháng)時(shí)間后消失掉的。