“说”“画”结合“漫游”长江湖南／邓先华节选自电视解说词《话说长江》的课文《从宜宾到重庆》，与一般的说明文不同，它与图像相辅相成，互为补充。一方面通过解说，向我们介绍有关知识；另一方面通过图像给我们以具体感受。而一江三城的图像是可以通过简单的图形直观... “Saying,” “Drawing,” and “Roaming,” Yangtze River Hunan/Deng Xianhua are selected from the television commentary “The Words of the Yangtze River,” from “Yibin to Chongqing.” Unlike the general exposition, it complements images and complements each other. On the one hand, through explanations, we introduce relevant knowledge to us; on the other hand, we use images to give us specific feelings. And the image of one river and three cities is intuitive through simple graphics...