短語詞組短語Landscape sketch hand drawing 30 風景園林小品手繪圖30張first sketch drawing 翻譯basic sketch drawing teaching 素描基礎教學design sketch drawing 設計素描computer aided operational sketch drawing 計算機輔助工序圖繪制contour line of sketch drawing 草圖輪廓線Drawing Sketch 設計速寫 返回 sketch drawing