他们属于知识阶层。
We Russians of the educated class have a partiality for these questions that remain unanswered.我们这些受过教育的俄国阶层都偏爱那些还没有答案的问题。
We Russians of the educated class have a partiality for these questions that remain unanswered.我们这些受过教诲的俄国阶级都偏幸那些还没有谜底的题目。