四、影视文化的大众化转型也是从一种阶级、等级文化向泛市民文化的转化.

D. The video culture transferred from classed one to commons.

他以旅游的方式，广泛地接触社会，以自己的观察和亲身实践，致身于朝气蓬勃的市民文化生活。

He accessed to a wide rang of society by the way of travelling and put himself into the vibrant fork culture by his observation and practice.