Working-class Library工人阶级图书馆
working-class quarters工人住宅区
working working class工人阶级
Determining Working Pressure Class确定工作压力等级
working-class customer工薪阶层消费者
working pressure class工作压力等级
working-class工人阶级的
working-class culture工人阶级的文化
working-class Americans美国的劳动人民
Since the party building, we always emphasized the party is working class’s vanguard, which is correct.
建党以来，我们一直强调党是工人阶级的先锋队。 这是正确的。
参考来源 - “两个先锋队”思想的历史地位研究The Canton-Hong Kong strike and boycott was a study of Chinese working class's mastering their own government.
省港大罢工是“工人阶级掌握政权的学习”。
参考来源 - 省港大罢工中廉政反腐机制的构建N-COUNT-COLL（集体可数名词） 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. 工人阶级
A quarter of the working class voted for him.
1/4的工人阶级给他投了票。
ADJ（形容词） Working class is also an adjective. 工人阶级的
...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。