新型冠状病毒二次感染是指一个人在感染新冠病毒之后已经彻底的康复，然后又再一次被感染。第二次感染基本是有症状的。核酸制备后CT值比较低，所以有传染性。[详细]
小永远 何洁 专辑：短暂的爱情 语种：国语 流派：Pop 发行时间：2011-10-24 本歌词于吾爱知道网收集[详细]
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