Vital statistics have helped identify major trends in fertility, child survival and child mortality.

关键统计数据可以帮助我们发现生育率、儿童存活率和死亡率方面的主要趋势。

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One way to catch a glimpse of the future is to examine some of the major trends in temporary society.

看到未来的一种方式是查看一下现在社会的流行趋势。

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One of the major trends in secondary storage has been toward massive capacities using magnetic and optical media.

其中一个主要的趋势，在二级存储已朝着大规模能力用磁性和光学媒体。

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Three major trends are converging in U.S. classrooms, two of which are centered around technology.

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My speech focused on the 5 major trends that will disrupt the TV business.

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We also wanted the list to reflect what we believe will be major trends for the coming year.

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