These behaviours carry a high risk of human exposures and infections.

这类行为带来了人员接触和感染的高度风险。

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Many lack adequate earnings and productive work and carry a high risk of economic and social uncertainty.

他们中有很多人缺乏足够收入和有效率的工作，同时要背负经济和社会不稳定的高风险。

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WHO encourages clinicians to be alert to two situations that carry a high risk for the emergence of viruses resistant to oseltamivir.

世卫组织鼓励临床医生提防以下两种高风险的对奥司他韦具有耐药性的病毒情况。

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Revivals of any sort--from White Castle hamburgers to the Ford T-Bird--carry a high risk.

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Consequently, they carry a high risk of performance failure, cost increases and schedule delays.

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But that would probably carry too high a risk of causing an internal rebellion.

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