- a transuranic element produced artificially from curium. Symbol: No; atomic no: 102; half-life of most stable isotope, 255No: 180 seconds (approx.); valency: 2 or 3
单词 | nobelium |
释义 | WordReference Random House Unabridged Dictionary of American English © 2024 no•bel•i•um (nō bel′ē əm, -bē′lē-),USA pronunciation n. [Chem., Physics.]
Collins Concise English Dictionary © HarperCollins Publishers:: nobelium /nəʊˈbiːlɪəm/ n
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