astatine怎么读，是什么意思，单词翻译、读音
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英语单词:astatine
意思翻译
astatine
noun [ U ] uk/ˈæs.tə.tiːn/ us/ˈæs.tə.tiːn/
(symbol At)砹（地球表面最为稀少的一种放射性化学元素）
a chemical element that is radioactive and is the rarest natural element on the Earth's surface
The properties of astatine remain a mystery. 砹的属性仍然不为人知。 More examples
The lowest element in this group is also a highly radioactive and rare element, astatine.
Fluorine and astatine are halogens.
What is the physical state of astatine at room temperature?