polonium

polonium读音音标

英[pəˈləʊniəm]

美[pəˈloʊniəm]

基本意思释义

n.<化>钋

短语及实用例句

Polonium is a highly radioactive element and a metalloid.

钋是高放射性的元素,金属.

The most common production of Polonium is by synthetically making it.

最常见的钋是人工生产的.

They discovered two kinds of radioactive matter - --- polonium and radium.

他们发现两种类型的放射性物质 ---- 钋和镭.

Polonium and radium were important discoveries.

钋与镭是重要的发现.

Polonium is a naturally radioactive metallic element.

钋是一种具有天然辐射性的金属元素.

The Curies succeeded in discovering polonium in 1898.

居里夫妇于1898年成功地发现了钋.

With the exception of polonium , the elements of group VIA are typical nonmetals.

除了钋的元素组是典型的非金属通过.

A fierce critic of Vladimir Putin , Mr. Litvinenko died of exposure to radio active polonium.

利特维年科对总统普金诸多批评,他死于放射性剧毒重金属元素钋.

英英释义

Noun

1. a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor