英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Alum的结果
Alum
(n.)
A double sulphate formed of aluminium and some other element
(esp. an alkali metal) or of aluminium. It has twenty-four molecules of
water of crystallization.
Alum
(v. t.)
To steep in, or otherwise impregnate with, a solution of
alum; to treat with alum.