维基词典

molybdenum

英语

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英语维基百科有一篇文章关于：
维基百科 en
化学元素
Mo
前：niobium (Nb)
后：technetium (Tc)
 
Molybdenum cube and fragment.

词源

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借自新拉丁语 molybdaenum，来自molybdaena (“任何像铅的物质”)，来自古希腊语 μολύβδαινα (molúbdaina, “铅坠，一块铅”)，来自μόλυβδος (mólubdos, “铅；石墨”)，来自安那托利亚语族词汇同源的吕底亚语 𐤪𐤠𐤭𐤦𐤥𐤣𐤠 (mariwda, “黑暗”)，来自原始印欧语 *morkʷ-iyo-，来自词根*morkʷ- (“暗”)，与英语 murk同源。[1]参见拉丁语 plumbum nigrum (“铅”)。后缀为 +‎ -um (“化学元素”)。

18世纪最后25年被证实。

发音

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  • 英语发音：məlĭb'dĭnəm, 国际音标(帮助): /məˈlɪbdɪnəm/
    • 音频 (南英格兰)：(档案)
  • 音频 (美国)：(档案)

名词

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molybdenum (可数 和 不可数，复数 molybdenums)

  1. 钼
    • 1803, “Of Metals”, 出自 George Gleig 编, Supplement to the Third Edition of the Encyclopædia Britannica, or, A Dictionary of Arts, Sciences, and Miscellaneous Literature, 2nd版, 第 I 卷，第 225 页:
      The metals at preſent amount to 21 ; only 11 of which were known before the year 1730. Their names are gold, ſilver, platinum, mercury, copper, iron, tin, lead, zinc, antimony, biſmuth, arſenic, cobalt, nickel, manganeſe, tungſten, molybdenum, uranium, tellurium, titanium, chromum.
      （请为本引文添加中文翻译）
    • 1928, Lawrence R. Bourne, 章号 4, 出自 Well Tackled!‎[1]:
      Technical terms like ferrite, perlite, graphite, and hardenite were bandied to and fro, and when Paget glibly brought out such a rare exotic as ferro-molybdenum, Benson forgot that he was a master ship-builder, […]
      （请为本引文添加中文翻译）
    • 1990, Arthur J. Conacher, “Salt of the Earth”, 出自 Environment‎[2], 第 32 卷, 第 6 号，第 40 页:
      At pH levels below 5, wheat yields may be low, molybdenum may become unavailable to plants, and other trace elements may be concentrated to toxic levels.
      （请为本引文添加中文翻译）
  2. 该元素的单一原子
    a quadruple bond between molybdenums
    （请为本使用例添加中文翻译）
    • 2007, Peter Day, Molecules into Materials: Case Studies in Materials Chemistry—Mixed Valency, Magnetism and Superconductivity，第 233 页:
      Thus in M4O11, for example, ¾ of the molybdenums are octahedrally connected and ¼ are tetrahedrally coordinated and, furthermore, the formula is compatible with the existence of one Mo(IV) for every three Mo(VI), so at first glance the compound might appear to be a class I mixed valence system.
      （请为本引文添加中文翻译）

衍生词

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相关词

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参见

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来源

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  1. ↑ Beekes, Etymological Dictionary of Greek
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