radiation alarm

例句：

1. 1. The hospital issued aradiation alarm due to the high levels ofradiation in the area.
   由于该地区辐射水平高，医院发布了辐射警报。
2. 2. The radiation alarmwas triggered by the sudden increase in radiationlevels.
   辐射警报因突然增加的辐射水平而触发。
3. 3. The radiation alarm was followed byan immediate evacuation of theaffected area.
   辐射警报之后立即疏散了受影响区域。