So is it still being taught? "If the results of a survey we had published this year are accurate, it is being taught by about ninety percent of teachers in grades one to three."

VOA: special.2009.10.29

SIPC did a survey of the U.S.population and this is one of the--In 2001, this is one of the questions SIPC asked.

证券投资者保护公司做过全民调查,在2001年,证券投资者保护公司调查问卷的问题之一

耶鲁公开课 - 金融市场课程节选

As I said earlier, this course is not a survey course of positive psychology.

正如我刚才所说，本课程并不是积极心理学的调研课。

哈佛公开课 - 幸福课课程节选

This class is not a survey of positive psychology.

本课程不是一个积极心理学的概论。

哈佛公开课 - 幸福课课程节选

This is not a survey of positive psychology.

不是积极心理学概论。

哈佛公开课 - 幸福课课程节选