A supernova sprays space with many different elements.超新星会向宇宙放射不同种类的元素。At least one supernova occurs per decade in our galaxy.在我们的星系中每 10 年至少有一颗超新星出现。The ejected mass then probably becomes the observed material of a supe...
The ejected mass then probably becomes the observed material of a supernova outburst.在这种情况下,抛射物质可能就成为一次超能量爆发中的观测对象.These sources are generally viewed in projection against radio nebulae representing the remnants of super...
昨夜闲潭梦落花.Last night he dreamed that falling flowers would not stay.一阵秋风吹过,落花遍地.The floor is covered with fallen flowers after an autumn wind.落花有意随流水, 流水无心恋落花.Fallen flowers intends to woo flowing water, only to draw a bla...