许多国家缺乏身体活动的人群比例在不断增加，并对全世界人群的一般健康状况和慢性非传染性疾病的患病率有重要影响。

Physical inactivity levels are rising in many countries with major implications for the prevalence of noncommunicable diseases (NCDs) and the general health of the population worldwide.

youdao

关于整个世界人口的一般结论当然不能解释某个人群的活动，我们必须牢记这一点。

A generalized conclusion about a population still tells you nothing about a particular member of that population, and we would be wise to remember that.

youdao

现在大概有不到5%的世界人口仍属于贫困人群。

Probably no more than 5 per cent of the world's population now suffers this indignity.

youdao

That means that it's easier to take into certain kinds of populations or remote parts of the world.

这也意味着可以更容易向,某些特定人群,或者世界上一些偏远的地方推广

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