fallout detector

例句：

1. 1.The fallout detectors were used to monitor the radiation levels in the area.
   使用辐射探测器来监测该地区的辐射水平。
2. 2. The scientists developed a new type of fallout detector that could detect even the smallest amounts of radiation.
   科学家们开发了一种新类型的辐射探测器，可以检测到即使是最小的辐射量。
3. 3.The fallout detector was used to identify the source of the radiation leak and prevent further contamination.
   辐射泄漏源被辐射探测器识别出来，以防止进一步污染。