alum

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【词性】：n．

【释义】：

白矾，明矾(中药)

dried alum枯矾(中药)

Alum is used externally as a parasiticide and antipruritic．白矾外用可解毒杀虫，收湿止痒。

Alum used internally as a drug can dispel phlegm and remove dampness，arrest persistent cough and bleeding．白矾内服可燥湿、去痰、敛肺止血。