Food poisoning agents such as salmonella are natural, and they kill thousands of people each year.

食物中的有毒病菌，比如沙门氏菌，是自然就有的，但每年有几千人因此丧命。

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Aid workers say it's worse than ever as disease and severe hunger combine to kill thousands of people.

救援人员说，随着疾病和饥饿夺走了成千上万人的生命，情况变得恶化了。

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And although GM food isn't entirely natural, that isn't necessarily a bad thing; food poisoning agents such as salmonella are natural, and they kill thousands of people each year.

虽然转基因食品不是完完全全的自然的，但那也不一定就是坏事；食物中的有毒病菌，比如沙门氏菌，是自然就有的，但每年有几千人因此丧命。

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Floods,storms and other natural events kill thousands of people every year.

VOA: special.2010.07.27

Because at any time, those terrorists may come to Port -au-Prince and kill thousands of people.

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By reducing our reliance on coal, the shale-gas boom helped push U.S. carbon emissions in the first quarter of 2012 to their lowest point since 1992 reflecting fewer emissions not just of carbon but of other byproducts of coal combustion that kill tens of thousands of people a year.

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And because of technology today, if an organization like that got a weapon of mass destruction on its hands -- a nuclear or a chemical or a biological weapon -- and they used it in a city, whether it's in Shanghai or New York, just a few individuals could potentially kill tens of thousands of people, maybe hundreds of thousands.

WHITEHOUSE: President Obama Holds Town Hall with Chinese Youth