• n. [化學] 鐳（88號元素符號Ra）

rad-,輻射，-um,物理元素。

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.

1. Radium can be used to treat cancer.

鐳可以用來治療癌癥.

來自《簡明英漢詞典》

2. Radon is the daughter of radium.

氡是鐳的子體.

來自《簡明英漢詞典》

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.

在開始討論這次演講的話題之前, 我還想回憶一下,鐳和釙發現是皮埃爾·居里與我合作完成的.

來自《簡明英漢詞典》

4. Radium can be fixed some distance from its original source.

鐳在離它的原始母體一定距離上固定下來.

來自辭典例句

5. All London was agog to see the two " parents " of radium.

倫敦全城都渴望見到這兩位鐳的 “ 父母 ”.

來自辭典例句