noun🔗Share镭 The chemical element (symbol Ra) with an atomic number of 88. It is a soft, shiny and silvery radioactive alkaline earth metal."The scientist studied the properties of radium to understand its radioactivity. "这位科学家研究镭的属性，以了解它的放射性。elementchemistrysubstancematerialscienceChat with AIVocabulary GamePractice Reading
noun🔗Share人造丝, 丝光绢纺。 A type of cloth woven from silk or synthetic yarn, often with a shiny appearance."The dancer's dress was made of flowing radium, catching the light with every move. "那个舞者的裙子是用飘逸的丝光绢纺做的，每一个动作都闪闪发光。materialappearanceChat with AIVocabulary GamePractice Reading
verb🔗Share用镭治疗，镭疗 To treat (a tumour, etc.) with radium."The doctor decided to radium the cancerous growth on the patient's arm. "医生决定用镭疗法治疗病人手臂上的癌性肿瘤。medicinescienceChat with AIVocabulary GamePractice Reading
