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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

      • Wine is radioactive but few people stop drinking it on that account.
        酒是有放射性的,可是很少有人因此而戒酒。
      • Because of this radiation they said the substance was radioactive.
        由于这种辐射性现象,他们把该种物质称为放射性物质。
      • Radioactive and other hazardous materials present health and safety problems in increasing numbers of countries.
        放射性及其它有害物质将给越来越多的国家带来健康和安全问题。
      • Radium and uranium are radioactive elements.
        镭和铀是放射性元素。
      • 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?
      • 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。
      • But they ran into another problem when radioactive water started leaking out into the ocean.
        但是,他们遇到的另一个问题时,放射性水开始泄漏到海洋中了。
      • The original plan was to encase a small amount of a radioactive substance in a protective steel container.
        原先计划是要将少量的放射性物质封存在一个钢质防护罩中。
      • 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。
      • The decomposition of a radioactive element is the simplest example of a true first order reaction.
        放射性元素的衰变是真正一级反应最简单的实例。