One seizure does not signal epilepsy (up to 10% of people worldwide have one seizure during their lifetimes).

一次发作并不意味着患有癫痫症(世界上高达10%的人一生中会有一次发作)。

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A: people living with HIV are 20 to 37 times more likely to develop TB disease during their lifetimes than people who are HIV-negative.

答：艾滋病阳性人群在其一生中感染结核病的几率要比未感染艾滋病毒的人高出20至37倍。

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During their lifetimes, it will affect them more and more. In time, many of them will work at jobs that depend heavily on science.

在他们的一生中，科学将影响他们越来越多，他们中将来很多人的工作对科学有很大的依赖性。

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In exchange, he received a charitable gift annuity that will benefit him and his wife during their lifetimes.

FORBES: Let Freedom Ring With Gift Of Firearms

If all the burden is not to fall on the state, workers need to save more during their lifetimes.

ECONOMIST: Falling short

Even though the diseases are by definition rare, Ms Evans explained that 1 in 17 people suffer from a rare disease during their lifetimes.

BBC: Short debate: Rare diseases