A 3D model of a traffic warning sign, featuring a triangular red border, white background, and red, yellow, green circular symbols. It has a classic warning style with high detail, suitable for traffic safety scenarios and road design references. （类目纠正：原"Other"不准确，应为"Traffic Warning Sign"）

A 3D model of a road traffic warning sign, featuring a triangular shape with red border, white background, and a black car slipping on wet road pattern, mounted on a black-and-white striped pole. It has low polygon count and a high-contrast, warning aesthetic, suitable for road safety education or traffic simulation.

A 3D model of a traffic sign, featuring red border, white triangular background, black right-pointing arrow, metal pole and a high-visibility warning aesthetic. It has low-poly 3D model with clean edges and is suitable for road safety, traffic guidance.

A 3D model of a pedestrian overpass, featuring a transparent roof, metal railings, and concrete pillars. It has a modern minimalist aesthetic, high polygon details, suitable for urban pedestrian crossing scenarios. Category: Pedestrian Overpass (corrected from "Other").