旧金山美国民权联盟的律师Peter Bibring说这项研究使民权联盟加强了对胡椒粉致命性的关注。
Peter Bibring, an attorney at the American Civil Liberties Union in Los Angeles, says the study adds weight to the ACLU's concern that pepper spray could be fatal.
为了找出动物传播的病毒如何变得对人类更有致命性，研究者枕戈待旦。
To find out how viruses from animals might become even more deadly in people, researchers are on the alert.
最近的研究表明，欧洲和加拿大的兽医和农民可能从猪甚至牛身上获得有潜在致命性的感染。
Recent research suggests that veterinary surgeons and farmers in Europe and Canada may be picking up potentially fatal infections from pigs and possibly cattle.
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