摘要：In the early stages of designing a design, sketch is an initial beginning of the creation of a powerfulidea. Preliminary sketch forms structured or free lines to try to catch an idea or a model that will be realized inthe design or picture. The process behind the stunning design starts from a dot and lines to the structure andexpanded into a variety of alternative designs. The role of a line is often underestimated and exacerbated by theincreasingly rapid development of technology, which makes people lazy to explore manually. The strength ofline/scratch built through a continuous training process produces bold, spontaneous, and characterized lines
