What is the danger level for humans and radioactivity?

对人类的危险程度和放射性是什么？

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But while analysts say that the emissions cuts are more than they expected, they are still not enough to guarantee keep warming under the danger level of 2c.

但是，尽管分析家们说，其排放削减量超过了他们的期望，但是仍然不足以保证保持温度升高在危险的摄氏2度的水平以下。

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As Jameson says, these two dangers at the first level are the danger of structuralism and the danger of vulgar materialism.

正如詹姆逊所说，第一层次的这两种危险，是结构主义的危险，和庸俗唯物主义的危险。

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Tsunamis must be classified to predict the level of danger.

ECONOMIST: New ways of tracking these killer waves may help save lives

Ridge seemed to fuel the controversy by stressing in televised interviews that the intelligence did not appear to be new, and that he had been more concerned about the level of danger over the Christmas holiday period.

CNN: Out of sync on warning?

Unison branch chairman Barry Taylor says the cover at night has reached danger level.

BBC: Ambulance service at 'danger level'