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基本释义
  • Madagascar , 马达加斯加
英英解释

  • 　2个名词解释

    1. one thousandth (1/1,000) gram
      [同] mg, milligram
    2. a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine)
      [同] atomic number 12, magnesium, mg