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...
If this action fails to work normally, such prolapses as gastroptosis, nephroptosis, hysteroptosis will be brought about.如果该功能不能正常运行, 则会出现胃下垂 、 肾下垂 、 子宫下垂等下垂症状.Objective The curative effect of treatment of hysteroptosis ...
这种去污剂能去除难洗的污渍.This detergent can remove stubborn stains.对其中的一部分用海绵蘸上含有去污剂的水仔细地擦洗.The vegetation in one of these parts is carefully sponged with water containing a detergent.这种名牌去污剂,去除污渍,效果显著.This famous household cleaner...