...以往任何时候；又如，复原和分析古生物DNA的新技术，可帮助识别那些曾被视为谜的病原体。另一方面，对过往大流行病（pandemics）爆发情况的更多了解也使我们知道，人类易受哪些疾病侵袭、如何预防其复发。
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influenza pandemics 流感大流行
·2,447,543篇论文数据，部分数据来源于NoteExpress
"a pandemic outbreak of malaria"
"pandemic fear of nuclear war"
以上来源于: WordNet
N-COUNT A pandemic is an occurrence of a disease that affects many people over a very wide area. 流行病 [正式]
They feared a new cholera pandemic.
他们担心一种新的霍乱流行病。
Why are pandemics such dreaded events?
大流行病为什么如此可怕？
Only influenza a viruses can cause pandemics.
只有A型流感病毒可造成大流行。
Those were considered to be mild pandemics.
而这两次仅被视为轻度大流行。
The World Health Organization, the United Nations health agency, uses a system of six phases to warn of possible influenza pandemics.
VOA: special.2009.05.06
Dr.Chan urges the international community to do everything it can to help developing countries from bearing the brunt of disease pandemics.
VOA: standard.2009.05.18
In this sense, he says the pattern appears to be similar to that,which occurred during the three 20th century pandemics.
VOA: standard.2009.05.14
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