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
- 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。 - 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。 - 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。 - To make a sapphire crystal, the basic material used is a salt cleansed from any foreign body ( ammoniacal alum).
蓝宝石水晶玻璃的主要原料是一种经过洗涤后除去了所有异物的盐（氨明矾）。 - 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。 - The Research of Alum Control System in Precipitator Based on Digital Image Processing
基于数字图像处理对沉淀池矾花控制系统的算法研究 - Analysis and Countermeasures for the Safety of Ventilation System of Wenzhou Alum Mines in Middle and Later Operation Periods
温州矾矿开采中后期通风系统安全分析与对策 - Drop a little alum into the water and you can see to the bottom.
一把明矾放下去，就看见了底。 - 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。 - A leather that has been treated with alum and/ or salt.
一种用明矾或盐处理过的皮革。