了解太阳风(1)

英语自学网

太阳风可不是一股风哦，到底是什么，看吧！The so-called northern and southern lights glow and shimmer colorfully in what 19th century Scottish poet W.E. Aytoun described as streamers shooting all night long across the trembling sky.
Despite their visual appeal, these brilliant light shows are actually storms - geomagnetic storms. Scientists…