第一视角驾驶样本把方向盘、道路和前方景物作为稳定锚点。写提示词时先锁定相机位置和视线，再写速度和天气，能减少视角突然跳出车内的问题。 A first-person driving sample uses the steering wheel, road, and forward view as stable anchors. Lock camera position and eyeline before describing speed and weather to avoid the viewpoint jumping outside the car.