第四单元 视觉媒体 Visuals内容解析 1 ． Nonprojected Visuals （非投影图画） Nonprojected visuals can translate abstract ideas into a more realistic format. They also instruction to move down from the level of verbal symbols in Dale’s Cone of Experience to a more concrete level. They don’t require any equipment and inexpensive ；非投影图片不需要任何辅助设备，或者花费极其廉价； They can be used in many ways at all levels of instruction and in all disciplines; 非投影图片在各个学科、各个层级的教学中都可以以多种方式使用； We may use all types of nonprojected visuals in testing and evaluation; 可以将非投影图片用于考试和测验，这一点在教学目的是辨他人物、地点或事物时尤其有用； Some nonprojected visuals are simply too small to use before a group; 若非投影图片过小，不能在班级中使用，而需要扩放； Some Nonprojected visuals demand special caution. 图片作为一种视觉符号为受众留下了诸多想象的空间，容易引起误解。 Next we will explore Six types of visuals commonly found in the classroom situation: Still Pictures Drawings （ include sketches and diagrams ） Charts Graphs Posters Cartoons 1.1 Still Pictures( 静态图片) Still pictures are photographic (or photograph like) representations of people, places, and things. 静止图片是对人物、地点和事物的照片式（或其他类似照片的图片）展示。 (1) Providing a group of pictures showing the same object or scene from several different angles or positions; 静态图片是二维的，为了弥补缺乏立体感的缺憾，可以使用同一物体或场景的一组不一样角度或方位的图片； (2) A series of sequential still pictures can suggest motion; 一系列静态图片的持续使用可以形成动画效果； (3) Teacher-made or student-made photographs may illustrate and help teach specific lesson topics; 教师和学生制作的图片可作为对教学内容的解释，辅助课程教学的进行； (4) You may include sk...
