fallout tester

例句：

1. 1.The fallout tester was used to detect radiation from the accident.
   辐射测试器被用来检测事故中的辐射。
2. 2. The scientists conducted a fallout tester to study the effects of radiation on living organisms.
   科学家们进行了一个辐射测试器来研究辐射对活体生物的影响。
3. 3. The fallout tester detected a small amount of radiation leakage from the reactor.
   辐射测试器检测到了反应堆中少量的辐射泄漏。