radioactive

英 [ˌreɪdiəʊˈæktɪv]

美 [ˌreɪdioʊˈæktɪv]

adj.  放射性的; 有辐射的

高考CET4CET6考研TEM4TEM8医学

Collins.2 / BNC.6732 / COCA.7890

牛津词典

adj.

• 放射性的；有辐射的
  sending out harmful radiation caused when the nuclei (= central parts) of atoms are broken up

柯林斯词典

• ADJ-GRADED 放射性的;有辐射的
  Something that isradioactivecontains a substance that produces energy in the form of powerful and harmful rays.
  1. The government has been storing radioactive waste at Fernald for 50 years.
     政府在弗纳德存放放射性废料已达50年之久。

英英释义

adj

• exhibiting or caused by radioactivity
  1. radioactive isotope
  2. radioactive decay
  3. radioactive fallout

双语例句

• Radon is produced from the natural radioactive decay of uranium, which is found in rocks and soil.
  它产生于可在岩石和土壤中找到的铀自然的放射性衰变。
• All discharges and disposals of radioactive waste from Springfields were within relevant limits.
  斯普林菲尔德所有放射性废料的排放和处理都在限定的范围之内。
• The radioactive dust will contribute to higher levels of uranium and radon.
  放射性尘埃会形成铀和氡的高值。
• The government declared that it did not dump radioactive waste at sea.
  政府宣称并未将放射性废料倾倒在海里。
• Eastern Europe is rapidly becoming a dumping-ground for radioactive residues.
  东欧迅速成为放射性残渣的倾倒场。
• They were exposed to radioactive fallout during nuclear weapons tests.
  在核武器试验中他们暴露在放射性尘埃之下。
• Chemistry also uses calculus in determining reaction rates and radioactive decay.
  化学也使用演算在确定反应速率和放射性衰变。
• We should not yet abandon this option for the disposal of highly radioactive waste.
  我们还不能放弃选择这种方式来处理高辐射废料。
• Other substances such as nitrosamines, arsenic, and some radioactive elements can also be carcinogenic.
  其他物质如亚硝胺、砷和一些放射性元素也有致癌作用。
• Could you tell me the name of the scientist who discovered two new radioactive elements, radium and polonium?
  你能告诉我发现了两种新放射性元素，镭和钋的科学家名字吗？