如果关注疫情数据，应该知道很多城市都有本地确诊病例和无症状感染者。其实严格来说，无症状感染不算确诊病例。那么，为什么无症状感染不是确诊病例呢？还有，一些城市无症状感染者越来越多意味着什么？边肖，给大家[详细]
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