音标:['reidiәm] ;
n. 镭
[化] 镭Ra
n. an intensely radioactive metallic element that occurs in minute amounts in uranium ores
词型变化:名词复数形式 : radiums
考试类型:[高考/四级/六级]
词性分布:
名词100%

radium的用法和样例:

例句

用作名词(n.)
  1. Radium and uranium are radioactive elements.镭和铀是放射性元素。
  2. Madame Curie discovered the element radium.居里夫人发现了镭元素。

词汇搭配

  • radium series镭系
  • radium necrosis放射性坏死,镭性坏死...
  • radium therapy镭锭疗法
  • radium contamination镭污染
  • radium family镭系
  • radium rays镭射线
  • radium chloride氯化镭
  • radium equivalent镭当量
  • radium sulfate硫酸镭
  • radium needle镭针
  • radium plaque小镭板,镭点源...
  • radium dating镭年代测定法...
  • radium poisoning镭中毒
  • radium applicator施镭器
【近义词】
  • Ra[化]元素镭(radiu...

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