NBC called it an apparent effort to declare the soil free of radiological contamination when it may not have been.
美国全国广播公司称，宣布土壤无放射性污染是一项明显的努力，而实际上它可能没有。
Radiological contamination
原声例句
Did You Know? – Verge Science
英语百科
Radioactive contamination
![As of 2013, the Fukushima nuclear disaster site remains highly radioactive, with some 160,000 evacuees still living in temporary housing, and some land will be unfarmable for centuries. The difficult cleanup job will take 40 or more years, and cost tens of billions of dollars.[1][2]](/uploads/202502/05/Fukushima_I_by_Digital_Globe5439.jpg)
![Global airborne contamination Atmospheric nuclear weapon tests almost doubled the concentration of 14C in the Northern Hemisphere. Plot of atmospheric 14C, New Zealand[4] and Austria.[5] The New Zealand curve is representative for the Southern Hemisphere, the Austrian curve is representative for the Northern Hemisphere. .[6]](/uploads/202502/05/Radiocarbon_bomb_spike.svg5439.png)
Radioactive contamination, also called radiological contamination, is the deposition of, or presence of radioactive substances on surfaces or within solids, liquids or gases (including the human body), where their presence is unintended or undesirable (from IAEA definition).
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