zài / Mǎ / kè / sī / zhǔ / yì / lǐ / lùn / zhōng / zì / wéi / jiē / jí / jù / yǒu / míng / què / de / jiē / jí / yì / shí在马克思主义理论中,自为阶级具有明确的阶级意识。In Marxist theory, a class-for-itself has clear class consciousness.