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dross

[drɒs] [drɔs]
相关单词 drossingdrossy
柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. worthless material that should be removed;
    "there were impurities in the water"
    2. the scum formed by oxidation at the surface of molten metals
行业词典
  • 冶金学: 浮渣;