Transforming 3D Models into Watercolor Concept Art

Convert this 3D model rendering of a building into a hand-painted watercolor concept drawing, retaining the clear outline of the building but adding an artistic feel and soft color transitions.

Translated from Chinese by AI.

將這張建築的3D模型渲染圖轉換為手繪水彩風格的概念圖,保留建築的清晰輪廓但增添藝術感和柔和的色彩過渡。