黑色系口塑料垃圾袋静物

写实静物产品摄影，纯白无缝背景中央放置一只系紧袋口的黑色塑料垃圾袋，袋内装满不规则物品，整体呈上窄下宽的锥形轮廓，表面有密集褶皱、湿润感高光和少量绿紫红彩色反光，黑色塑料材质光泽明显，顶部收口打结，底部边缘略有翘起，正面稍偏侧角度，中景构图，主体居中，柔和均匀的摄影棚灯光，高对比度反光，背景干净无杂物，画幅比例约4:5，高清真实质感。

Photorealistic still-life product photography, a tied black plastic garbage bag filled with irregular contents on a seamless pure white background, cone-like silhouette wider at the bottom, dense wrinkles and glossy wet-looking plastic surface with small green, purple, and red reflections, prominent black plastic sheen, knotted top closure, slightly curled bottom edge, slightly angled front view, medium shot, centered subject, soft even studio lighting, high-contrast highlights, clean uncluttered white background, aspect ratio about 4:5, high-resolution realistic texture.