polonium怎么读，polonium的音标和真人发音
英音
[pəˈləʊnɪəm]
美音 [pəˈloʊnɪəm]
音节划分：po-lo-nium
polonium是什么意思，polonium的意思是
n.<化>钋
polonium的词源和记忆技巧
polonium 钋
由波兰裔法国物理学家居里夫人Marie Curie于1898年发现的放射性化学元素，以其祖国Poland命名，以表达对祖国的敬意。
polonium 的用法和双语例句“点击”或“选中”例句中的单词，就可以看到词义解释
- " They have to establish that the polonium is not associated with a natural occurring radioactive source , " says regan perhaps by looking for other accompanying natural sources , such as lead-210 , lead-214 or bismuth-214 .
- 雷根说：”他们必须确定这些钋物质与自然产生的放射源无关“比如可以通过寻找像铅-210，铅-214或是铋-214这样伴生的自然放射源。
- However , bochud is quoted by cnn as saying that arafat 's medical records don 't necessarily support the polonium theory .
- 但是博苏却向cnn表示，阿拉法特的医疗记录并不能完全支持钋理论。
- The curies succeeded in discovering polonium in 1898 .
- 居里夫妇于1898年成功地发现了钋。
- At the time it was thought to be a state-backed operation as polonium is most likely to be sourced from a nuclear reactor .
- 由于钋极有可能来自于核反应堆，当时这一谋杀被认定为一次政府主导的行动。
- That compresses the plutonium while it is simultaneously bombarded with neutrons from a trigger made of polonium , and thus begins the second stage .
- 这个过程能压缩钚，并与此同时钚也会受到由钋组成的触发器散发出的中子的轰击，这样就引发了第二个阶段。
