引用Filaments can float sedately for days before disappearing. Sometimes they also erupt out into space, releasing solar material in a shower that either rains back down or escapes out into space, becoming a moving cloud known as a coronal mass ejection, or CME.
引用引用第5楼2ece70d0于2015-02-12 18:23发表的 :看了前面几楼的回复，发现我一本正经的去找资料，也是让人醉了
