a social class comprising those who do manual labor or work for wages; "there is a shortage of skilled labor in this field" 同義詞:labor, labour, working class,
百科解釋
The proletariat ( from Latin , a citizen of the lowest class) is a term used to identify a lower social class, usually the working class; a member of such a class is proletarian. Originally it was identified as those people who had no wealth other than their children.