DESIGN: Single sample study using the tissue specimen as subject.

设计：以组织标本为研究对象的单一样本研究。

youdao

DESIGN: Single sample study based on the human anatomical samples.

设计：以人体解剖标本为研究对象，单一样本研究。

youdao

DESIGN: Single sample study and repetitive measured observation based on the cells.

设计：以细胞为研究对象，单一样本研究，重复测量观察。

youdao

Do I go out to Harvard yard and take a random sample ? of sophomores to study meditation?

是不是可以在哈佛大二学生里随机抽样,来研究冥想？

哈佛公开课 - 幸福课课程节选

The study sample is drawn from all phone numbers--listed and unlisted--in the United States to ensure maximum diversity.

CNN: What's ahead for the Net (and us)?

Others say the study sample sizes -- about 100 kids in each case -- may be too small to support sweeping conclusions.

CNN: Does pre-K work? Ask old people

Using the class of 2009 as the study sample, the report found that women working full time earn an average of 82% of what their male peers earn.

FORBES: Unhappy With Your Paycheck? Expect More Work-Family Conflict