In July 1898, Madame Curie and her husband got a great.success that they discovered the radioactive element, polonium, which Marie named after Poland.

• 1898年7月，居里夫人和她的丈夫取得了一项极大的成就-----他们发现了一种放射性元素，玛丽以波兰这一名称的字头命名它为钋。