词族 · radium
词形变化
中文词源
radium 镭
rad-,辐射，-um,物理元素。
英语词源
- radium (n.)
- radioactive metallic element, 1899, from French radium, named 1898 after identification by Marie Curie and her husband, formed in Modern Latin from Latin radius "ray" (see radius). So called for its power of emitting energy in the form of rays.
权威例句
- 1. Radium can be used to treat cancer.
- 镭可以用来治疗癌症.
- 2. Radon is the daughter of radium.
- 氡是镭的子体.
- 3. Before broaching the subject of this lecture, I should like to recall that the discoveries of radium and of polonium were made by Pierre Curie in collaboration with me.
- 在开始讨论这次演讲的话题之前, 我还想回忆一下,镭和钋发现是皮埃尔·居里与我合作完成的.
- 4. 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.
- 5. All London was agog to see the two " parents " of radium.
- 伦敦全城都渴望见到这两位镭的 “ 父母 ”.