This paper presents a new method of drawing perspective shade and shadow in parallel rays, which makes use of plane trace and geometrical drawing method.
探讨了一种利用平面迹线和几何作图法，作无灭光线下透视阴影的新方法。
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The shiny surface of the can reflected the rays of the sun to the plant, nourishing it and drawing it toward the things above once again.