求翻译：现今的单身族群主要集中在有文化、有实力的中产阶层。比起传统观念中长相、经济双重困难，生理或心理上有双重缺陷的“被动单身者”，思想观念上的颠覆性变化是他们最为显著的特征。是什么意思？

Today's single ethnic group concentrated in the culture, the strength of the middle class. Compared to the traditional concept of appearance, the dual problems of economic, physical or mental defects in a double "passive single people," the subversive ideas on the most significant changes in their c

Today's single ethnic group has concentrated on the culture, the strength of the middle class. Compared to the traditional perception, facial features, economic double difficulties, physical or mental deficiencies have a double single persons of "passive" of ideological concepts, subversive change i

The nowadays unmarried tribal grouping tribal group mainly concentrates in the literacy, has the strength middle class.Compares in the traditional ideas the appearance, the economical dual difficulties, in the physiology or the psychology has the dual flaws “passive unmarried”, in the thought idea s

Today's single ethnic group concentrated mainly in education, and have the strength of the middle class. Compared to traditional view looks, in dual economic difficulties, has a double on the physical or mental defect "passive singles" ideological concept of disruptive change is their most notable c

Today's single ethnic group concentrated in the culture, the strength of the middle class. Compared to the traditional concept of appearance, the dual problems of economic, physical or mental defects in a double "passive single people," the subversive ideas on the most significant changes in their c