The medals for the Olympics and Paralympics are on display on the second floor of the building, where Project Manager Dan Mallett tells tour groups about how the medals were designed and made.

VOA: standard.2010.02.16

I live on the second floor, he lives on the first floor.

我住在二层，他住在一层。

普林斯顿公开课 - 人性课程节选

I live on the second floor, he lives on the first floor.

我住在二层，他住在一层。

普林斯顿公开课 - 人性课程节选