dross造句
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。
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。
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.