dross

英 [drɒs]

美 [drɑːs]

n. 劣质品; 糟粕; 废料; (尤指金属溶液的)浮渣

GRE 化学

BNC.32850 / COCA.35186

牛津词典

noun

劣质品；糟粕
something of very low quality; the least valuable part of sth
1. mass-produced dross
  成批生产的劣质品
废料；（尤指金属溶液的）浮渣
a waste substance, especially that separated from a metal when it is melted

柯林斯词典

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

英英释义

noun

worthless or dangerous material that should be removed
1. there were impurities in the water
Synonym:impurity
the scum formed by oxidation at the surface of molten metals
Synonym:slagscoria

双语例句

We need the sacred fire to consume the dross.
我们需要圣洁的火来烧尽渣滓。
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。
For those works, we might discard the dross and select the essence as well.
对于这样的作品，我们不妨取其精华，去其糟粕。
All the wicked of the earth you discard like dross; therefore I love your statutes.
119凡地上的恶人、你除掉他好像除掉渣滓。因此我爱你的法度。
I will turn my hand against you; I will thoroughly purge away your dross and remove all your impurities.
我必把手转过来攻击你；我要炼除你的渣滓，如同用碱来炼一样，我要除去你的一切杂质。
We should inherit traditional Chinese filial piety moral critically, reject the dross and assimilate the essence of it, so that the filial piety education to college students can be reinforced.
我们应批判继承中华传统孝德，剔除其糟粕，大力发掘、炼其精华，赋予时代的新内容，以加强对大学生的孝德教育。
The dross inevitably will be first on the block.
糟粕资产必然会最先出售。
To recover aluminium from dross, a more reactive flux containing cryolite or some other fluoride may be used.
使用含有冰晶石或其他氟化物的活性熔剂能提高铝液的实收率。
On the cultural level, however, the reform followed an approach of confirming the system's emphasis on ethics and discarding dross of the feudal morals.
而对其文化层面，对“宗法性”本身，则采取“扬弃”的态度扬其对伦理道德的重视，弃其封建道德的糟粕。
In applying hot briquetting for ISP dross processing, influences of pressure, temperature, time of pressing on strength of hot briquetes have been examined.
在用ISP法冶炼浮渣热压团时，研究了压团压力、温度、加压时间对铅锌密闭鼓风炉冶炼浮渣热压团块强度的影响。