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单词 smithsonite
释义

WordReference Random House Unabridged Dictionary of American English © 2024
smith•son•ite  (smithsə nīt′),USA pronunciation n. [Mineral.]
  1. Mineralogya native carbonate of zinc, ZnCO3, that is an important ore of the metal.
  • 1825–35; named after J. Smithson (who distinguished it from calamine); see -ite1

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更新时间:2024/11/10 11:58:30