Outline is the blueprint and embryonic form of the article; The quasi-outline is a means of sorting out ideas and helping memory, and it is also a preparation for arranging layout structure. The outline is the argument established by the author. Select the corresponding materials, sort out the viewpoints and materials, and synthesize them into a clear and explanatory outline. This outline has two forms: first, if it is an idea that stays in the mind, it is called a draft; Second, if you use the form of words, in a certain order, you have an outline, a goal, and materials. If you record it, it is an outline.