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Cold plasmas are able to kill bacteria by damaging microbial DNA and surface structures without being harmful to human tissues.

冷等离子体能够通过破坏微生物dna和表面结构杀灭细菌，并不会对人体组织造成损伤。

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Scientists have discovered microbes that are resilient to levels of heat, cold, salt, acidity, and radiation that would kill humans.

科学家发现了抗高温、抗低温、抗盐、抗酸以及抗辐射的微生物，这些环境对人类来说都是致命的。

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Cold weather is most likely to damage or kill plants that do not have enough moisture.

VOA: special.2010.01.12

To get his boots wet in such cold weather might kill him.

VOA: special.2010.05.01

The cold could kill an unprotected person in just a few minutes.

VOA: special.2009.02.11

In any event, recent British Columbian winters have not been cold enough to kill the beetles.

ECONOMIST: Pining for a cold winter

"They were believed to be spreading because the winter was not cold enough to kill them, and that's destroying forests, " he said.

CNN: Ice melting across globe at accelerating rate, NASA says

"When you have people taken hostage in such large numbers by terrorists with such cold determination and ready to kill those hostages - as they did - Algeria has an approach which to me, as I see it, is the most appropriate because there could be no negotiation, " he told journalists.

BBC: Algeria crisis: Captors and hostages die in assault