residual radiation

例句：

1. 1. The residual radiation from thenuclear reactor is still present in theenvironment.
   核反应堆产生的剩余辐射仍然存在于环境中。
2. 2. The study found that the residual radiationfrom the accident had not been fully absorbedby the soil.
   研究发现，事故产生的剩余辐射并未被土壤完全吸收。
3. 3. The residual radiationlevels in the area were monitored regularly toensure public safety.
   该地区的剩余辐射水平定期监测，以确保公众安全。