Yán / jiū / zhě / cóng / bù / tóng / jiǎo / dù / tǎo / lùn / le / wén / xué / zuò / pǐn / de / jiē / jí / xìng研究者从不同角度讨论了文学作品的阶级性。Researchers discussed the class character of literary works from different perspectives.