She said,"Am I losing it?" Emma Cleveland was teaching a class in mathematics at a college.

VOA: special.2009.10.25

They read. And one of the people that was reading this literature was a high school teacher who was teaching mathematics in Basil, Switzerland.

其中一个读过这篇文章的人,是个教高中生的老师,在瑞士的罗勒教数学。

麻省理工公开课 - 固态化学导论课程节选