Well there are methods that get used to track population intake and methods to track individual food intake, and let's talk about each of them.

有的方法,用于追踪总体摄入量,有的方法追踪个体食物摄入量,让我们分开来谈

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Well, first it is important because it's-- you need to track what the population is eating and also individual intake.

说它重要首先是因为,你需要探寻人们都吃什么,还有个体摄入量

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And as a result of writing it down and keeping track, he produced a very clear record, and scientific evidence, that using this procedure could protect a population of people from the disease.

凭借他的持续关注和追踪,他做出了十分清晰的记录,留下了科学证据,证明这种方法,可以让人们不再得这种病

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Other manufacturers see the body as territory for your insurance company, your doctor, or even your employer to claim, so they were there, too, offering devices and apps designed to help track our aging population on behalf of institutions.

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Broadway's track record with that population has been mixed, perhaps because "there's never been a sustained effort made, " said Jed Bernstein, a producer and former executive director of the League of American Theatres and Producers.

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Another way to track such interstate movement is from population changes available from the U.S. Census Bureau over the same period.

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