In older men, there was a greater danger of dying from respiratory disease.

老年男性面临着的呼吸道疾病死亡风险更高。

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The danger is that it's being purified from patients that have a disease and so you want to make sure that there's not other diseases that are present in that sample at the same time.

危险在于,这是从带有疾病的病人,身上纯化出来,因此你想确保,在那个样本中不会同时,携带其它疾病

耶鲁公开课 - 生物医学工程探索课程节选

While this situation means many Iraqis are in danger of dying from illness and disease, the plight of those wounded in the fighting is particularly perilous.

BBC: Wounded children look for hope

Since ministers flatly denied there was any danger to people from mad-cow disease, Britain's government and press have been jumpy about public health.

ECONOMIST: Mobile phones and risk