就RV 144来说，增强疫苗AIDSVAX是先前泰国实验的受试对象，也是在北美和欧洲的一项实验的对象。
In the case of RV144 the boosting vaccine, AIDSVAX, had been the subject of a previous trial in Thailand, and also of one in North America and Europe.
教学实验证明，在两组受试对象中(均为英语专业一年级学生)，接受了听力听写训练的一组对象表现出了良好的听力理解能力。
Teaching experiments demonstrate that among the two testing groups (first year English majors), the group which has received systematic training of dictation can understand listening materials better.
例如，在一个社会心理学的典型实验中，研究人员通过误导受试对象对学习目标的认识来研究他如何应对压力。
In a typical experiment in social psychology, for example, a subject is misled about the aims of the study to see how he reacts under pressure.
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