写实三维渲染，商代风格青铜方鼎，方形器身，顶部左右对称设置中空方拱形立耳，下承四柱形足，器身四面满布浮雕饕餮兽面纹、回纹与凸起扉棱，铜体覆盖厚重斑驳的青绿色铜锈，边缘磨损处露出暗褐铜质底色，放置在纯深灰黑色渐变影棚背景中，地面投射柔和阴影，平视略偏低机位，左前方四分之三视角，中近景，1:1正方形画幅，单侧影棚柔光从左前方照射，浮雕凹陷处形成自然阴影，凸显纹饰立体感，整体色调沉郁古雅。

Realistic 3D rendering of a Shang Dynasty style rectangular bronze ding tripod. The vessel has a square body, with hollow rectangular arch-shaped upright ears symmetrically mounted on the top left and right, supported by four columnar legs. All sides of the vessel are covered in relief patterns including taotie beast face motifs, cloud-thunder patterns, and raised flange decorations. The bronze body is covered with thick, mottled turquoise patina, and worn edges reveal the dark brown underlying copper. The ding is placed against a pure, deep gray-black gradient studio background, with soft shadows cast on the ground. Shot from a slightly low eye-level angle, at a left-front three-quarter perspective, medium close-up, 1:1 square aspect ratio. Single-sided studio soft light illuminates from the left front, creating natural shadows in the recesses of the relief patterns to highlight their three-dimensionality, with an overall muted and antique tone.