科幻书籍自动机微距产品摄影提示

2x2 网格；每个面板都是一个安装在书形底座上的木雕桌面自动装置，其中包含来自 {argument name="number of books" default="4"} 本随机科幻小说的角色和元素，由一个带有外露凸轮和连杆的侧曲柄驱动。风格：高级工作室微距产品摄影，黄铜销钉上有清晰的微划痕，木材接缝干净，中性柔光箱照明，中等浅景深，50mm 透视，暖灰色无缝背景。

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**Original English:**
2x2 grid; each panel is a whittled wooden tabletop automaton mounted on a book-shaped base, with characters and elements from {argument name="number of books" default="4"} random sci-fi books driven by a side crank with exposed cams and linkages. Style: Premium studio macro product photography, crisp micro-scratches on brass pins, clean wood joinery, neutral softbox lighting, medium shallow depth of field, 50mm perspective, seamless background in warm light gray.