他们还实验了不同的剂量的药物在不同人群身上的作用。

They experimented with different measures of drug efficacy and with different groups of people taking the pills.

youdao

在不同人群中进行的大量研究都得出了和它们一致的结果。

Results like these have been consistent across a number of studies in different populations.

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如果你在不同人群中做这项调查，你可能得出不同的结论。

If you make the survey among different people, you will draw different conclusions.

youdao

So if you think of the effect of technology on the different populations, the young-age and the adult-age learners.

所以在思考技术对,不同人群的影响时，要想到青年和成年学者。

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But it's all different degrees of terrible, if you will, because so many people in the population share that biological vulnerability and when the environment changes, we have the problems.

只要愿意,这造成的恐慌程度是不同的,因为在人群中有很多这样的群体,他们都有这种生物易损性,当环境发生变化时,就会出现问题

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