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单词 transactinide
释义

WordReference Random House Unabridged Dictionary of American English © 2024
trans•ac•ti•nide  (trans ak′tə nīd′, tranz-),USA pronunciation adj. [Chem.]
  1. Chemistrynoting or pertaining to elements having higher atomic weights than those of the actinide series.
  • trans- + actinide 1965–70

Collins Concise English Dictionary © HarperCollins Publishers::
transactinide /ˌtrænsˈæktɪˌnaɪd/ n
  1. any artificially produced element with an atomic number greater than 103
Etymology: 20th Century: from trans- + actinide
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更新时间：2024/9/20 11:45:08