美国的司机因闪前灯而面临罚款. UK drivers face fines for flashing headlights.

灯常用于表示感激或警示警察检查. UK drivers could face a £200 fine and penalty points for flashing headlights, a common gesture often used to show gratitude or warn of police checks. 官员警告说, 这种做法可能违反道路法规并造成安全风险, While seen as courteous, officials warn this practice may violate the Highway Code and pose safety risks, causing confusion or distractions. 当局敦促驾驶员避免使用该习惯，以防止误解并确保道路上的沟通畅通。 Authorities urge motorists to avoid the habit to prevent misunderstandings and ensure clear communication on the road.