polonium
发音
英 [pəˈləʊniəm]
美 [pəˈloʊniəm]
-
- n.
- <化>钋
单词词源
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。
双语例句
- 1. 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。
- 2. The curies succeeded in discovering polonium in 1898 .
- 居里夫妇于1898年成功地发现了钋。
- 3. 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。
- 4. 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。
- 5. Andrei lugovoi the man who allegedly slipped radioactive polonium into former kgb agent alexander litvinenko 's tea enjoys the personal protection of putin .
- 安德烈卢戈沃伊被控把放射性钋投入前克格勃特工亚历山大利特维年科的茶里的人得到普金的私人保护。