hazard beacon

例句：

1. 1.The hazard beacon is designed to warn drivers of impending danger.
   危险信号灯旨在警告驾驶员即将发生的危险。
2. 2. The police used the hazard beacon to direct traffic around the accident site.
   警方使用危险信号灯来指导交通绕开事故现场。
3. 3.The hazard beacon was a lifesaver during the storm, as it helped guide people to safety.
   在暴风雨中，危险信号灯是救星，它帮助人们找到安全的地方。