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单词 gneiss
释义

gneiss

noun
/naɪs/
/naɪs/
[uncountable] (geology)
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  1. a type of metamorphic rock formed at high pressure and temperature deep in the ground
    Word Originmid 18th cent.: from German, from Old High German gneisto ‘spark’ (because of the rock's sheen).
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更新时间:2024/12/23 20:01:00