and to a lesser extent still today,

或多或少也延续到今天
where you live in a building reflected how much money you had.

你的住房条件反映了你的财务状况
The ground floor,

这栋楼的第一层
in French the rez-de-chaussée--

法语的"第一层"读作rez-de-chaussée
this is the concierge there.

他是门房
The concierge will be somebody of very modest means.

门房的财产不多
You'd probably place them in the petty bourgeoisie there.

这类人可归入小资产阶级
Then the big apartment on the first floor, high ceilings,

在二层是个有很高屋顶的大房间
big party, lots of people dressed like me there,

这里在举办大型聚会很多人和我的穿着类似
a piano, more about pianos in a minute.

还有一架钢琴一会再说它
So, this is my triangle upside down, isn't it?

这不就是我画的三角形上下颠倒的样子吗
The more you go up there, you're still within the middle class.

你继续往上走的话仍然是中产阶级