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radium

英 [ˈreɪdiəm]

美 [ˈreɪdiəm]

n.  镭

高考CET4CET6TEM4TEM8化学

BNC.45531 / COCA.30174

牛津词典

    noun


    • a chemical element. Radium is a white radioactive metal used in the treatment of diseases such as cancer.

      柯林斯词典


      • Radiumis a radioactive element which is used in the treatment of cancer.

        英英释义

        noun

        • an intensely radioactive metallic element that occurs in minute amounts in uranium ores
            Synonym:Raatomic number 88

          双语例句

          • Influences of fiber core radium and offset on the coupled efficiency are discussed in detail.
            详细分析了光纤芯径和偏移对光纤-波导耦合效率的影响。
          • You could not safely hold a handful of radium atoms, for radium can cause serious burns.
            手里若拿着一把镭原子,不可能安然无恙,因为镭会引起严重烧伤。
          • Madame Curie devoted all her time to the study of radium.
            居里夫人一生致力于镭的研究。
          • Radium and uranium are radioactive elements.
            镭和铀是放射性元素。
          • This important group of scientists had asked Pierre Curie to give them a lecture on radium.
            这群显赫的科学家们邀请了皮埃尔·居里来给他们做有关于镭的演讲。
          • 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?
          • Madame Curie is well known as the discoverer of radium.
            居里夫人作为镭的发现者而著名。
          • In this field the importance of radium from the viewpoint of general theories has been decisive.
            在这一领域中,从一般理论的观点来看,镭的重要性是具有决定性的。
          • Radioactivity is a special quality of radium.
            放射性是镭的一种特性。
          • Radium can be fixed some distance from its original source.
            镭在离它的原始母体一定距离上固定下来。