Overall infection rate is low, but high among people in their 20s-the most economically productive age group.

总体感染率较低，但在20多岁这一最具经济活力年龄组别人群中的感染率较高。

youdao

Pay has risen sharply for the highly educated, and those people continue to reap rich rewards into old age because these days the educated elderly are more productive than the preceding generation.

受过高等教育的人的工资大幅上涨，而这些人在步入老年后仍能获得丰厚的回报，因为如今受过教育的老年人比上一代人生产力更高。

youdao

This age group is the most economically productive part of the population, and if the epidemic continues to spread through that age group, there will be serious economic consequences in the future.

上述年龄组别人群是最具经济活力的人群，因此如果艾滋病继续在这一群体中传播，将会造成严重的经济后果。

youdao

It is the sort of bulge in the numbers of people in productive age groups that produced explosive growth in China and South-East Asia.

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Workers are now at their most productive age, he said.

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Between 2m and 3m of the country's 40m people are thought to be infected and most new carriers are in the most economically productive age-group of 15 to 40.

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