英语单词大全

alum shale

中文翻译

[化] 明矾页岩

英文解释

A variety of shale or clay slate, containing iron

pyrites, the decomposition of which leads to the formation of alum,

which often effloresces on the rock.

常见例句

1

of Alum shale

今日更新

更新时间：2025-07-02 17:12:04

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