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单词 malthacite
释义

malthacite

/ˈmalθəsʌɪt/
(also malthazite) Mineralogy. Now historical
noun
A white or yellowish clay similar to fuller's earth, usually occurring as scales.

Origin

Mid 19th century; earliest use found in Henry Watts (1815–1884), chemist. From German Malthacit from ancient Greek μαλθακός soft + German -it.

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更新时间:2024/9/21 19:00:03