| 释义 |
polonium 英音 [ pəˈləʊniəm ] 美音 [ pəˈloʊniəm ] 释义 n. [化学] 钋(一种放射性元素) 例句 1·Pierre Curie joined her in the work that she had undertaken to resolve this problem, and that led to the discovery of the new elements, polonium and radium. 皮埃尔·居里和她一起致力于解决这个问题,结果发现了新元素钋和镭。 2·In 1898 they discovered polonium and radium. 1898年,他们发现了钋和镭。 3·Polonium is used to set off a nuclear bomb. 钋是用来引爆核弹的。
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