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单词 red lead
释义 red lead
 /led/,  n.  
 an orange to red, heavy, earthy, water-insoluble, poisonous powder, Pb3O4, obtained by heating litharge in the presence of air: used chiefly as a paint pigment, in the manufacture of glass and glazes, and in storage batteries. Also called minium. Cf. litharge.
 [1400-50; late ME]
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更新时间:2024/11/12 17:15:44