So,I joined up with him.

VOA: special.2010.03.27

So, I joined the faculty in 1978, 091 and my first teaching assignment was 3.091 recitation. I had two sections.

我在1978年的时候加入了教职的一员，我第一个教授的课程就是3。,当时我的课程分为2个部分。

麻省理工公开课 - 固态化学导论课程节选

So in January, 2005, I joined the positive psychology center as the director of education and senior scholar.

005年一月，我加入积极心理学中心,任教育主任和高级学者。

哈佛公开课 - 幸福课课程节选

So again I'm glad you joined us.

再次感谢你们的参与。

普林斯顿公开课 - 人性课程节选