radium
柯林斯詞典
1. N-UNCOUNT Radium is a radioactive element which is used in the treatment of cancer. 鐳
返回 radium
radium /?re?d??m/
劍橋詞典
- a radioactive chemical element that is used in the treatment of some diseases , especially cancer
（尤指用於治療癌癥的）鐳 返回 radium