本文从现代学者关于本体论 (是论 )的研究成果以及马克思哲学的内在理路着手 ,对马克思的哲学和本体论问题进行一些探讨 ,在此基础上对马克思开创性的思想贡献进行分析理解。本文认为马克思哲学的本体论存在于社会经济领域 ,马克思的贡献在于他实现了对社会历史考察从形而上学思辨到科学分析的突破。 Starting from the research results of ontology (ontology) by modern scholars and the inner logic of Marxist philosophy, this article explores Marx’s philosophical and ontological issues, and analyzes and comprehends Marx’s pioneering contribution to ideology. This article holds that the ontology of Marxist philosophy exists in the field of social economy, and Marx’s contribution lies in his realization of a breakthrough in the social and historical investigation from metaphysics to scientific analysis.