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为什么科技这么发达,医疗水平日益提高,还有这么多传染病? 为什么病毒越来越成为吞噬人类健康和生命的大敌? 为什么我们拥有数千种药物几十种疫苗还不能克制病魔?
Why science and technology are so developed, the medical standards are getting higher and higher, and so many infectious diseases? Why is the virus more and more the enemy to engulf human health and life? Why do we have thousands of drugs Dozens of vaccines still can not restrain the disease?