He used data science to analyze historical trends.

他利用数据科学来分析历史趋势。

It looks at historical trends, what's been happening in past years with technology growth, then it takes that information and makes guesses about where technology will be in the future.

它着眼于历史趋势，即过去几年技术增长的情况，然后它利用这些信息，对技术在未来的发展做出猜测。

That 4 percent increase is above the rate of inflation, but it's well below the recent historical trends.The information was published today in the journal " Health Affairs."

4% 的增幅高于通货膨胀率，但远低于最近的历史趋势。该信息今天发表在《健康事务》杂志上。

It looks at historical trends, what's been  happening in past years with technology growth, then it takes that information and makes guesses  about where technology will be in the future.

它着眼于历史趋势， 过去几年随着技术发展而发生的事情，然后利用这些信息并猜测未来技术的发展方向。

The author supplements this analysis with an examination of historical trends in conservative thought, such as the forgotten Western agrarian populists of the original Progressive era more than a century ago.

作者通过考察保守思想的历史趋势来补充这一分析，例如一个多世纪前被遗忘的原始进步时代的西方农业民粹主义者。

For instance, when we predict the weather, we're taking information of historical weather trends and other things going along at the moment, and we use it to turn it into information we need, which is a forecast.

例如，当我们预测天气时，我们正在获取历史天气趋势和当前正在发生的其他事情的信息，然后我们用它来将其转化为我们需要的信息，这就是预测。