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。
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。
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。
Shifting them to more productive livelihoods—and so reducing poverty—would be hard even if the number of people of working age was not growing so fast.
农业转型以提高生产效率并以此减少贫困将变得更加困难——劳动力的增长并没有这么快。
But in the age of the Internet, coverups arouse instant suspicion and are counter-productive.
但是，在互联网盛行的今天，掩盖事实会激起民众的怀疑并产生相反的结果。
During the information age, knowledge and information become the bases for reintegrating the individual into a highly productive workplace.
在信息时代，知识和信息成为将个体重新整合入高生产率工作场所的基础。
Under the circumstances of knowledge economy and information age, it is necessary to extend the functions of college libraries to be capable of making productive information goods.
在知识经济和信息时代环境下，高校图书馆应把功能扩大到具有生产型信息产品的生产能力上。
Liver cancer is almost always fatal, and often develops in people at an age when they are most productive and have family responsibilities.
肝癌几乎总是致命的，而且往往是在人们最具生产力以及承担着家庭责任的年龄发生。
Thus, the age of productive economy of primitive agriculture and stockbreeding was coming.
于是，这一时期人类开始了原始农业和畜牧饲养的生产型经济。
Thus, the age of productive economy of primitive agriculture and stockbreeding was coming.
于是，这一时期人类开始了原始农业和畜牧饲养的生产型经济。
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