求翻译：首先，生活在社会环境中的人们，有各个社会阶级，比如工人阶级，中产阶级，白领阶级和资产阶级。工人阶级就是我们所谓的蓝领。他们通常不会选择进入高等院校学习知识，他们仅仅选择普通的工作，例如，秘书，门卫，销售员，或者是普通的工厂工人。是什么意思？

First of all, the people living in the social environment, the various social classes, such as the working class, middle class, white-collar workers and the bourgeoisie. The working class is what we call blue-collar. They usually do not choose to enter institutions of higher learning knowledge, they

First of all, living in the social environment of people, there are various social classes, such as working class, middle class, white-collar workers and the bourgeoisie. working class is that we have the so-called blue collar. They would not normally choose to go to college, they learn more than ju

First, lives in the social environment people, has each social social class, for instance working class, middle class, white collar class and bourgeoisie.The working class is our so-called blue collar.They usually cannot choose enter the institutions of higher learning study knowledge, they choose t

First of all, people who live in a social environment, there are various social classes, such as working class, middle class, white-collar workers and the bourgeoisie. Is what we call the working class blue collar. They usually do not choose to enter institutions of learning knowledge, they just sel

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