A working-class person is someone who is not middle class or upper class. People who do jobs that involve using physical skills rather than intellectual skills are usually regarded as working-class.
a self-educated man from a working-class background.
一个来自工人阶级背景的自学成才的人。
working classes
The working class or the working classes are the group of people in a society who do not own much property, who have low social status, and who do jobs that involve using physical skills rather than intellectual skills.
A quarter of the working class voted for him.
1/4的工人阶级给他投了票。