单词 | ununpentium |
例句 | Element 115, officially labeled ununpentium as dictated by international chemistry naming rules, is neither a natural nor practical thing. Scientists Create New Element 2013-08-28T21:35:29Z This research team isn’t the first to create element 115, which is currently known as ununpentium. Scientists May Soon Add Element 115 To The Periodic Table 2013-08-28T05:04:00Z |
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