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单词 boracite
释义 boracite
 /bawr"euh suyt', bohr"-/,  n.  
 a strongly pyroelectric mineral, a borate and chloride of magnesium, Mg6Cl2B14O26, occurring in white or colorless cubic crystals or fine-grained masses.
 [1800-10; borac- (s. of BORAX1) + -ITE1]
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更新时间:2024/11/11 14:37:00