high alarm

例句：

1. 1.The fire department received a high alarm about the fire.
   消防部门接到了关于火灾的高警报。
2. 2.The plane was flying at high altitudes when it received a high alarm.
   飞机在高空飞行时收到了高警报。
3. 3.The city issued a high alarm due to the severe weather conditions.
   由于恶劣的天气条件，城市发布了高警报。