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柯林斯高阶英汉双解学习词典释义
  • N-UNCOUNT
    Manganese is a greyish-white metal that is used in making steel.
英汉词典释义
英英词典释义
  • Noun
    1. a hard brittle gray polyvalent metallic element that resembles iron but is not magnetic; used in making steel; occurs in many minerals
行业词典
  • 医学: 锰:类似铁之金属,化学符号为Mn,原子序数为25,原子量为54.938,比重7.2。锰盐在体内含量很少,系肝精氨酸酶及其他酶之活化剂。另见poisoning项下的manganese poisoning;