For the first time in history, the international community could watch a pandemic unfold, and chart its evolution, in real time.
历史上第一次，国际社会可实时目睹大流行病的发生，勾勒其演进轨迹。
For the first time in history, the international community could watch a pandemic unfold, and chart its evolution, in real time.
历史上第一次，国际社会可实时目睹大流行病的发生，勾勒其演进轨迹。
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