Nano Banana Pro · 图像

雪中坦率的冬季城市肖像

一个结构化的 JSON 提示词，用于让 Gemini Nano Banana Pro 生成一张年轻女性在细雪纷飞的湿润城市街道上，姿态坦率、双膝并拢的肖像照。该提示词详细描述了她的多层冬季着装（酒红色超大款大衣、定制长裤）、环境（历史悠久的摩天大楼、湿漉漉的柏油路）以及摄影风格（亲密的 iPhone 快照、冷色调去饱和、胶片颗粒感），并严格设置了用于面部保留的负面提示词。

@Zara服装English2026-06-22

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图像格式

生成提示词

```json { "image_prompt": { "subject": { "face_preservation": true, "description": "年轻女子在细雪纷飞的湿润城市街道上随意站立", "framing": "齐膝半身像，自然随性，未经摆拍", "pose": { "hand_1": "一只手插在口袋里", "hand_2": "另一只手遮挡眼睛，以防落雪", "expression": "放松、自然的表情", "body_position": "随意站立，重心略微偏移" }, "appearance": { "hair": { "length": "略长", "style": "凌乱，塞在耳后", "movement": "细雪带来微妙的纹理感" }, "outfit": { "coat": { "type": "宽松羊毛大衣", "color": "酒红色" }, "layers": [ "柔软的灰色毛衣", "挺括的翻领衬衫", "松散系着的黑色领带" ], "bottoms": { "type": "定制长裤", "color": "冷灰色" } } } }, "environment": { "setting": "湿润的冬季城市街道", "weather": "细雪纷飞", "background": { "architecture": "宏伟的历史摩天大楼，带有精致的石雕和高耸的尖顶", "lighting": "柔和的黄色城市灯光倒映在湿润的沥青路面上", "street_elements": [ "驶过的出租车", "湿润反光的道路表面" ] }, "atmosphere": { "daylight": "柔和的阴天冬季光线", "mood": "清冷、低饱和度、电影感", "texture": "微妙的胶片颗粒感" } }, "photography": { "style": "亲密的抓拍式 iPhone 快照", "focus": "皮肤、雪花、织物和湿润环境的真实纹理", "color_tone": "冷冽的冬季色调，带有柔和的暖色反光", "shadows": "漫射、柔和", "quality": "高分辨率" }, "composition": { "type": "随意的手持构图", "perspective": "平视视角", "negative_prompt": [ "面部结构改变", "错误的眼睛形状", "不同的发型", "错误的服装颜色", "没有雪", "过度风格化的光线", "强烈的阴影", "AI 扭曲", "多余的肢体" ] } } } ```

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