转化是在我们的哲学体系中经常接触的范畴。无论在对立统一规律中,在质量变化规律中,在肯定否定运动中,还是在范畴关系中,都频频出现,可见其作用非同寻常。然而在我们的哲学理论中,迄今找不到它确定的居所。那么转化究竟是什么性质的范畴,它的含义、内容、形式、地位、作用又是什么?这些问题都亟待揭示。为此,本文试做些探讨。我们以往认为,“运动是标志事物发展和变化的哲学范畴,是物质的存在方式和根本属性。”说到属性,从对立统一规律角度去理解,事物的属性是对立统一的两方面内容,即运动 Transformation is a category that is often touched upon in our philosophical system. No matter in the law of the unity of opposites, in the law of the quality of change, in affirming the negation of the movement, or in the category of relations, are frequent, we can see its role is extraordinary. However, in our philosophical theory, so far, no definite dwelling place has been found. So what is the nature of the conversion category, its meaning, content, form, status, role and what? These issues are urgently revealed. To this end, this article try to do some discussion. We used to think that “movement is a philosophical category that marks the development and change of things and is the way of existence and fundamental property of matter.” When it comes to attributes and understanding from the perspective of the law of the unity of opposites, the attributes of things are two aspects of the unity of opposites movement