当我们接近核辐射区时，道路变得越来越空寂。

And as we get closer to the nuclear zone ourselves, the road gets emptier and emptier.

他们在辐射区中的人民现在仍在痛苦地活着。

People in radioactive zones are still living in grief nowadays.

通过监测伽玛射线，我们可以找到宇宙中的强辐射区。在这里，粒子被加速，获得很高的能量。

And looking at the universe with gamma-ray eyes, this reveals places in the universe where particles are accelerated to very high energies.

一颗恒星其生命的绝大部分处于主序星阶段，在这一阶段它包含一个核心、辐射区和对流区、光球层、色球层和日冕。

A star during most of its life is a main-sequence star, which consists of a core, radiative and convective zones, a photosphere, a chromosphere and a corona.