英语词汇“Alundum”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	Alundum
释义	Alundum /euh lun"deuhm/, Trademark. a brand name for a substance consisting of fused alumina, used chiefly as an abrasive and as a refractory.
随便看	Protista protistology protium proto- protoactinium Proto-Algonquian protoavis protochordate protocol protocontinent protodeacon protoderm proto-Doric proto-Elamite proto-form protogalaxy Protogenia Protogeometric Proto-Germanic protohistory protohuman Proto-Indo-European proto-Ionic protolanguage protolithic

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