Reddit 上的一篇帖子引发了关于汽车后雾灯开关的讨论，强调驾驶员需要了解车辆安全控制。 A Reddit post sparked discussion about a car's rear fog light switch, emphasizing the need for drivers to understand vehicle controls for safety.

Reddit文章点燃了对汽车按钮的讨论, A Reddit post ignited discussion about a car button featuring a glowing light symbol, confusing many drivers. 它被确定为后雾灯开关,用于在能见度为100米或不到100米时使用,在条件改善时应关闭。 It was identified as the rear fog light switch, meant for use when visibility is 100 meters or less, and should be turned off when conditions improve. 谈话强调,普遍缺乏对汽车和其他特点的了解,强调驾驶员必须了解其车辆的安全控制。 The conversation highlighted a general lack of knowledge about this and other car features, emphasizing the need for drivers to understand their vehicle's controls for safety.