整体色调以银灰为主，局部点缀藏青（仿高原

Midjourney Bot 更新时间：2025-03-20 00:04:41
提示词：The overall color tone is mainly silver gray, with local accents of navy blue (imitating high-altitude anti-corrosion coating) and copper green (oxidized rust). The background is overlaid with tunnel group silhouettes, and the tunnel entrance is embossed with a scene of overhead contact system rail car maintenance, marked with the slogan "safety is determined by millimeters" --ar 1:1 --v 6.1 --stylize 100

中文提示词：整体色调以银灰为主，局部点缀藏青（仿高原防腐涂层）与铜绿（氧化锈蚀），背景叠加隧道群剪影，隧道口浮雕接触网轨道车检修场景，标注“毫米定安全”标语 一键画同款
素材来源：midjourney中文版