The next flu pandemic may be hibernating in an Arctic glacier or frozen Siberian lake, waiting for rising temperatures to set it free. Then birds can deliver it back to civilization.
未来的流感大流行可能蛰伏在北极冰川或冻结的西伯利亚湖泊之中，等到气温升高就会复活，然后由鸟类重新传播到文明世界。
The next flu pandemic may be hibernating in an Arctic glacier or frozen Siberian lake, waiting for rising temperatures to set it free. Then birds can deliver it back to civilization.
未来的流感大流行可能蛰伏在北极冰川或冻结的西伯利亚湖泊之中，等到气温升高就会复活，然后由鸟类重新传播到文明世界。
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