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.
情人节快到了（你懂得）
嘛 上学的时候不是说了 太阳是会被耗尽的嘛 已经开始了呀
