这篇文章中所列出的数据均以白人男性为样本，数量在1000以上。

The Numbers listed in this article refer to white men in occupations with a sample size greater than 1, 000 deaths.

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他目前正在进行一项跟踪研究，以地方社区600多户人家为样本。

He is currently following more than 600 families from the local community sample in a longitudinal study.

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本文使用高频数据为样本来研究异步交易现象对股票相关性的影响。

This paper USES the high frequency data as sample to study the effect of nonsynchronous on the relativity of stock.

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One of the big problems with studying human diseases is that you can study how they occur in people but there's only a limited amount that you can learn from people.

在人类疾病研究中的一个难题是,你有能力研究发病原因,但以人类为样本做研究却是备受限制

耶鲁公开课 - 生物医学工程探索课程节选