radiation body

例句：

1. 1. The scientist used a radioactive material to create a radiatingbody.
   科学家使用放射性物质来制造一个辐射体。
2. 2. The radiating body wasresponsible for the spread of the disease throughoutthe city.
   辐射体负责将疾病在整个城市中传播。
3. 3. The radiating bodywas designed to detect and track objects inspace.
   辐射体被设计用来探测和追踪太空中的物体。