词汇：alum

n. 明矾；矾

相关场景

To use:

Create a paste by mixing a tiny amount of alum powder with a drop of water.

将少量明矾粉与一滴水混合制成糊状物。

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1. Alum powder,Alum powder is made from potassium aluminum sulfate. It’s often used to preserve food and to pickle vegetables. Alum has astringent properties that may help shrink tissues and dry out canker sores, according to older research from 2016.

1.明矾粉，明矾粉由硫酸铝钾制成。它经常被用来保存食物和腌制蔬菜。根据2016年的早期研究，明矾具有收敛性，可能有助于收缩组织和干燥溃疡。

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