| 单词 | pandemic |
| 释义 | pandemic (pændemɪk ) Word forms: pandemics countable noun A pandemic is an occurrence of a disease that affects many people over a very wide area. [formal] They feared a new cholera pandemic. Experts warned of the impending threat of a global pandemic if the virus was not contained. Collocations: pandemic strain But a new pandemic strain deriving from avian flu - if it emerged - would be different and far more dangerous. Times, Sunday Times The vaccine would not protect against a pandemic strain, for which a totally new vaccine would need to be produced at top speed. Times, Sunday Times A less transmissible virus, such as the 1957 pandemic strain, would affect 16.8 million. Times, Sunday Times It will also take between three and six months to design a vaccine against a pandemic strain. Times, Sunday Times The vac-cines would not be a precise match to the pandemic strain but are forecast to offer some protection. Times, Sunday Times Drugmakers can currently manufacture just 300 million doses of pandemic vaccine a year. Times, Sunday Times Extending this to the whole population could halve the number of pandemic vaccine jabs we would need and self-sufficiency would become easier to achieve. Times, Sunday Times Virologists emphasise that procedures for developing and testing pandemic vaccines have moved on. Times, Sunday Times A pandemic virus needs to win only once and it could be the end of humankind. The Sun A pandemic virus has decimated the human population; the apes, we feel, now have the upper hand. Times, Sunday Times But they don't and won't until the pandemic virus appears and its characteristics are apparent. Times, Sunday Times In case the pandemic virus acquires resistance to one. Times, Sunday Times Even though the death toll was historic, most people who were infected by the pandemic virus survived; in the developed world, the overall mortality was about 2 percent. Smithsonian Mag |
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