fallout pattern

例句：

1. 1. The radiation pattern of the satellite is being studied for its impact on the environment.
   卫星的辐射模式正在研究其对环境的影响。
2. 2. The scientists used a special device to detect the radiation pattern of the sun.
   科学家们使用一种特殊的装置来检测太阳的辐射模式。
3. 3. The fallout pattern from the nuclear accident was causing widespread concern among the public.
   核事故产生的放射性物质分布模式引起了公众的广泛关注。