And when you detune the radio a bit you can just hear static, but about 1% of that static is music to the ears of a physicist, because that is stretched light from the Big Bang.

开某个频率时，会听到噪音，但这噪音有 1% 的部分物理学家的最爱，因为这爆炸之后那一缕光波的遗迹。