the Russian Orthodox Church东正教
the Greek Orthodox Church希腊正教
the Russian Orthodox Eastern Church东正教俄罗斯精神
The Orthodox Church is the main factor of Russian religious culture, Russian literature being naturally and inherently associated with religion.
东正教是俄罗斯宗教文化的主导因素，俄罗斯文学和宗教具有天然的、内在的联系。
参考来源 - 东正教精神与俄罗斯文学