中产阶级文化

例句：

1. 1. The middle class is the backboneof society.
   中产阶级是社会的基础。
2. 2. The middleclass has been growing rapidly in recent years.
   近年来，中产阶级的增长迅速。
3. 3. Themiddle class is often seenas more affluent thanthe working class.
   中产阶级通常被认为比工人阶级更富裕。