polonium

听听怎么读
英 [pəˈləʊniəm]
美 [pəˈloʊniəm]
是什么意思
  • n.

    钋;

  • 英英释义

    polonium[ pə'ləuniəm ]

    • n.a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor

      同义词:Poatomic number 84

    学习怎么用

    双语例句

    用作名词(n.)
    1. Polonium is used to set off a nuclear bomb.
      钋被用来引爆炸弹。
    2. Polonium is a naturally radioactive metallic element.
      钋是一种具有天然辐射性的金属元素。

    权威例句

    Polonium-210 in Man
    Polonium-210 as a poison
    UK: pulling the polonium ad
    Polonium-210 and lead-210 in the marine environment
    POLONIUM-210: A VOLATILE RADIOELEMENT IN CIGARETTES.
    Polonium: Tera-Scale Graph Mining and Inference for Malware Detection
    Lead-210, polonium-210, manganese and iron in the Cariaco Trench
    Polonium-210 and lead-210 in the terrestrial environment: a historical review
    Lead 210, bismuth 210, and polonium 210 in the atmosphere: Accurate ratio measurement and application to aerosol residence time dete...
    Intruder states and the onset of deformation in the neutron-deficient even-even polonium isotopes.
    p开头的单词
    词汇所属分类
    字母词汇表更多
    d开头的单词
    h开头的单词
    u开头的单词
    分类词汇表更多
    建筑行业
    BEC
    大学
    人名姓氏表更多
    男/女
    雅思预测