These words were their control words.

VOA: special.2009.08.18

In other words, you have a degree of monarchical power control of true, monarchical power, of a wealthy monarchical power.

换句话说,那里有一个王权至上,富有的君主专制国家

耶鲁公开课 - 古希腊历史简介课程节选

The people who were primed, subconsciously with words related to achievement, did better on tests than control group.

受到影射的人，用与“成就“有关的词进行潜意识影射的人，测试结果比对照组好。

哈佛公开课 - 幸福课课程节选

That's under your control." Those words later helped him with his own definition of success.

VOA: special.2010.06.10