Extraction of the topic from utterances is part of the discourse analysis in a spoken dialog system.

语句的主题提取是口语对话系统中话语分析部分的工作。

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Based on the teaching practice of reading, the paper discusses the operational approaches of the discourse analysis.

文章结合英语的教学实践，对阅读教学中语篇分析的可操作性手段进行了探讨。

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If it is viewed from the discourse analysis, code-switching serves as constituents emphasizing meanings and forming structural contrasts.

从语篇结构角度分析，语码转换可用以充当句子结构成分，赋予语义上的强调和形式上的对比。

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This report, based on close analysis of the insurgents' own discourse, reveals relatively few groups, less divided between nationalists and foreign jihadis than assumed, whose strategy and tactics have evolved (in response to U.S. actions and to maximise acceptance by Sunni Arabs), and whose confidence in defeating the occupation is rising.

NPR: Report: Iraqi Insurgency Gaining Confidence