dross是什么意思？

dross

英[drɒs] 美[drɔs]

• n. 废料，渣滓，劣质品，糟，熔渣；

例句

• dross coal 渣煤, 不粘(结性)煤
• From moment to moment, a wise man removes his own impurities, as a smith removes the dross of silver. 聪明的人时常清除内心的污垢，就如同工匠清理银矿中的杂质。
• They tried to purge metal of dross. 他们试图清除金属熔化时浮升表面的渣滓.
• Frequent skimming or improper skimming can cause a much higher dross loss. 撇渣过频或操作不当会使浮渣损失很大.
• What's gold and silver ? Mere dross. 金银财宝,身外之物.
• I go through phases where everything I write is just dross. 有几段时间我写什么都是垃圾。

柯林斯高阶英汉双解学习词典释义

• N-UNCOUNT
  渣滓;废物
  If you describe something as dross, you mean that it is of very poor quality or has no value.
  例句
  I go through phases where everything I write is just dross. 有几段时间我写什么都是垃圾。

英汉词典释义

• n.
  废料,渣滓
  dross coal 渣煤, 不粘(结性)煤

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；