alum
英 [ˈæləm]
美 [ˈæləm]
n. 明矾，白矾(用于制革、印染等)
复数：alums
BNC.28085 / COCA.17889
牛津词典
noun
- 明矾，白矾（用于制革、印染等）
a substance formed from aluminium/aluminum and another metal, used, for example, to prepare leather and to change the colour of things
英英释义
noun
- a double sulphate of aluminum and potassium that is used as an astringent (among other things)
- a person who has received a degree from a school (high school or college or university)
- a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum
- a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum
双语例句
- Alum will settle turbid water.
明矾可以澄清浊水。 - Conclusion: Alum and dried alum have significant bacteriostatic effect in vitro.
结论：白矾及枯矾在体外有明显的抑菌作用。 - Simply, the hydrate is a compound containing water molecules and secondary school textbooks mentioned on the alum, gypsum, and blue vitriol, are the most famous hydrate.
简单地来说，水合物是含有水分子的化合物，中学课本上提到的明矾、石膏和蓝矾等，都是最著名的水合物。 - An additional benefit resulting out of sodium hydroxide recovery is the decrease in consumption of alum at the treatment plant.
回收氢氧化钠的另一好处，是降低了处理厂的铝盐消耗量。 - Ethyl decanoate was synthesized from capric acid and ethanol by using ferric potassium alum as catalyst.
以铁钾矾为催化剂，通过葵酸与乙醇反应合成了癸酸乙酯。 - Mix eight grams of alum with seven grams of cream of tartar in a small amount of hot water.
将八克明矾和七克酒石膏用少量的热水混合在一起。 - Sedimentation: after the addition of coagulant and the mixture reaction, colloid impurities in water coagulate into larger alum grains, which are further removed from the sedimentation tank.
沉淀：原水加混凝剂后，经过混合反应，水中胶体杂质凝聚成较大的矾花颗粒，进一步在沉淀池中去除。 - Ultimately, this alum left the company.
最后，这位校友离开了那家公司。 - Blue vitriol, ie copper sulphate Alum will settle turbid water.
胆矾（五水硫酸铜）.明矾可以澄清浊水。 - The second is the only flour, but it soon died because of the excessive amount of flour Lishan alum.
第二只吃的是面粉，然而它也很快死了，因为面粉里掺了过量的明矾。