单词 | ununpentium |
释义 | ununpentium (extremely rare) n WORD FAMILY ununpentium USAGE EXAMPLESUnunpentium Element number 115 will only be called ununpentium until its Russian discoverers come up with a better name. The Guardian(Jan 04, 2016) Researchers in Sweden have reported strong evidence for the formation of element 115, temporarily called ununpentium. Nature(Sep 04, 2013) Element 115, officially labeled ununpentium as dictated by international chemistry naming rules, is neither a natural nor practical thing. Time(Aug 28, 2013) n a radioactive transuranic element Syn|Hyper Uup, atomic number 115, element 115 chemical element, element any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter |
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