Study subjects were divided into three age groups.

研究对象被划分为三个年龄段。

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For two months, the study subjects ate three meals a day.

2个月以来，研究对象一日吃三餐。

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Jane trades gazes with Fifi, one of her original study subjects.

珍妮在与菲菲交换眼神，菲菲是她最初的研究对象之一。

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Two new studies have investigated why fewer females,compared to males, study and work in the so called STEM subjects in the United States.

VOA: special.2010.04.01

Right. Another way of saying it is there isn't random assignment of the subjects to the two conditions in the study.

换种方式说,受试者并不是随机安排在,这个研究中的两种情况下。

耶鲁公开课 - 心理学导论课程节选

Now here's a study that was done ten years later in nineteen-ninety-two, in this case it was with obese subjects.

这个实验是十年后的1992年做的,研究主题是肥胖

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Nurse Donna Lavai was one of the study subjects to benefit from the pacemaker.

CNN: Pacemakers found to help heart failure patients

She found this when she put study subjects on a vanilla-flavored drink low in saturated fat.

CNN: Train your brain to crave healthy foods

To determine stress levels, the researchers measured the levels of salivary cortisol, a stress hormone, in the study subjects.

FORBES: New Study: Leaders Are Less Stressed Than Their Subordinates