中文摘要：

文章从科学解释的语境结构、语境要素和语境特征三个方面对其语境论基础进行了论述，指出语境分析给定了科学解释语形、语义和语用的边界，澄清了科学解释的本质特征和价值取向，揭示了科学解释的进步条件及其历史连续性，构设了不同科学解释理论的对话平台。

英文摘要：

From the perspectives of contextual structure, elements and characteristics, this paper analyses the contextualist basis for scientific explanation. It is articulated that contextual analysis specifies the boundary conditions of syntactics,semantics, and pragmatics, clarifies the essence and value -orientation, constructs the conversational platform and unveils the progress condition with historical continuity of scientific explanation.