放射性的镭散热器在体育场的辐射半径是可变的。
Madame Curie will always be remembered as the discoverer of the element radium.居里夫人这位镭元素的发现者,将永远为人们所怀念。
In 1911 she was awarded the Nobel Prize for Chemistry for the isolation of a pure form of radium.1911年,她因分离出纯净的镭而获得诺贝尔化学奖。