And diets that are high in saturated fat appear to actually depress the body's immune response, increasing the risk of infections.

而饱和脂肪含量高的饮食似乎会抑制人体的免疫反应，增加感染风险。

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Possible high-risk shortcuts in response to a potential emergency would be difficult to justify prior to the actual occurrence of the emergency.

在实际的紧急情况发生之前，很难证实那些用于应对潜在紧急情况的捷径是否具有高风险。

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WHO anticipates that this added and welcome support to response activities will help create greater acceptance of control measures and reduce high-risk behaviours.

世卫组织预期，应对活动的这一补充和受欢迎的支持将有助于引起更多人接受控制措施和减少高危行为。

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"It's a very high-risk response, " Los Angeles County sheriff's spokesman Steve Whitmore told CNN Tuesday.

CNN: Ryan Seacrest's home 'swatted'