It cost me two years to maturate this artistic creation, including the colors, the strokes, and the technique of expression_r, which puzzled my brain quite a lot.

• 这一创作过程历时近两年才逐渐走向成熟，其中，伴随着对表现其在色彩及表现手法、用笔等方面着实伤了不少脑筋。