单词	alumina porcelain
释义	alumina porcelain noun : a porcelain composed chiefly of alumina and used in spark plugs Word History First Known Use 1882, in the meaning defined above
随便看	benny beno benomyl benomyls Benoni benorth benote Benoît de Sainte-Maure Benrath line bens bensel benseled benseling guelder rose guelderroses Guelf guelfs Guelph guelph Guelph keg guelphs guemal guemul gueneveres guenon

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