Health secretary Andy Burnham has said warnings issued in the past to deter pregnant women from travelling during outbreaks related to bird flu, a much more severe form of the virus.

卫生部长安迪·伯纳姆(Andy Burnham)已经劝告孕妇不要在更严重的禽流感爆发地区旅游。

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The death rate in patients who experience only this form of the disease is low, although residual neurological deficit, which may be severe, is common.

仅患此种病症的患者，其剩余的神经功能缺损很常见，病情可能会很严重，但死亡率不高。

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In this severe form of survival, people began seeking ways to survive.

在这严峻的生存形式下，人们开始寻求生存的出路。

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And as I mentioned before, death would occur in 20-30 percent of the cases that got the most severe form of smallpox.

就像我刚说的,百分之二十到三十的,天花重症病人会死亡

耶鲁公开课 - 生物医学工程探索课程节选

So in a town that's the size of new Haven with a population of let's say 100,000 people in just the immediate New Haven area, there might be 20 of these instances of very severe form of polio per year, 20 crippled children would result.

在一个像纽黑文这么大的城市里,大约有十万人口,生活在纽黑文地区的人当中,每年可能就会有二十人,感染到这种急性传染病,可能会导致二十个孩子残疾

耶鲁公开课 - 生物医学工程探索课程节选

German neurologists first described the most severe form of SMA in 1891, in which babies never become strong enough to sit up.

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He is a former marathon runner and university professor who in 1995 developed a severe form of sclerosis.

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Pharmion's most successful drug, Vidaza, is also approved to treat MDS, but it is used in a far more severe form of the disease.

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