英语词汇astatine的意思翻译、用法及例句-英汉词典-京师网

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词汇	astatine
释义	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。更多例句 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?
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