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单词 periclase
释义

WordReference Random House Unabridged Dictionary of American English © 2024
per•i•clase  (peri klās′, -klāz′),USA pronunciation n. 
  1. Mineralogya cubic mineral, native magnesia, MgO, occurring usually in metamorphosed dolomite.
  • Neo-Latin periclasia, equivalent. to peri- peri- + Greek klás(is) a breaking (compare -clase) + -ia -ia
  • German Periklas
  • 1835–45

Collins Concise English Dictionary © HarperCollins Publishers::
periclase /ˈpɛrɪˌkleɪs/ n
  1. a mineral consisting of magnesium oxide in the form of isometric crystals or grains: occurs in metamorphosed limestone
Etymology: 19th Century: from New Latin periclasia, from Greek peri very + klasis a breaking, referring to its perfect cleavage
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更新时间:2024/9/21 12:40:22