车上的snow指的是车辆行驶过程中车轮溅起的雪花或积雪。在寒冷的冬季，特别是在下雪天气时，车上的snow会给驾驶者带来很大的不便和风险。因为它会影响车辆的视线和车轮的牵引力，增加车辆失控的风险。为了避免这种情况的发生，驾驶者需要及时清除车上的snow，保障行车安全。

The snow on the car refers to the snow or snowflakes splashed up by the wheels during the process of driving. In the cold winter, especially in snowy weather, the snow on the car can bring great inconvenience and risk to drivers. Because it can affect the visibility and traction of the wheels, increasing the risk of vehicle loss of control. In order to avoid this situation, drivers need to remove the snow on the car in a timely manner to ensure driving safety.