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剛玉 — meaning in English

gāng yù

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English meaning

  • corundum noun An extremely hard mineral, a form of aluminum oxide with the chemical formula Al₂O₃, that occurs in the form of the gemstones sapphire and ruby; it is used as an abrasive.

Senses

剛玉 is used for these senses in English:

  • corundum (mineral) An extremely hard mineral, a form of aluminum oxide with the chemical formula Al2O3, that occurs in the form of the gemstones sapphire and ruby; it is used as an abrasive.