A 3D model of a wind warning road sign, featuring a triangular red-bordered white background with a black-and-white wind sock, supported by a metal pole. It has a clean, high-detail design and low polygon count, suitable for road safety visualization and traffic-related scenarios.

A 3D model of a deer crossing traffic warning sign, featuring a triangular red and white border with a black deer illustration, and a standardized safety aesthetic. It has low polygon count and precise detailing, suitable for road safety applications and driver warning. （类目纠正：traffic warning sign，原Other不准确，实际为交通警示标志）

A 3D model of an airport warning sign, featuring a triangular red-bordered sign with a black airplane icon and black-and-white striped pole. It has a low polygon count and a clear, warning-style aesthetic, suitable for airport traffic safety scenarios.

A 3D model of a suspension bridge, featuring stone piers, metal cables, and wooden planks, with a classical design aesthetic. It has low polygon count and is suitable for decorative display, architectural visualization, or scene restoration.