常見例句Radium and uranium are radioactive elements. 鐳和鈾是放射性元素。He was the discoverer of the element radium. 他是鐳元素的發(fā)現(xiàn)者。Radium is a radioactive element. 鐳是個放射性元素。At one end of the barrel there was some radium. 槍琯的一耑裝有鐳。Who is the scientist that first discover Radium? 最先發(fā)現(xiàn)鐳的科學(xué)家是誰?Who is the scientist that first discovers Radium? 最先發(fā)現(xiàn)鐳的科學(xué)家是誰? 返回 radiumization