单词	green gold
释义	green gold noun : an alloy of 14 to 18 karat gold that is greenish in color and employs either silver or silver plus cadmium or zinc as the alloying metal Word History First Known Use 1697, in the meaning defined above
随便看	foils foilsman foilsmen foin foined foining foins foison foisonless foisons foist foisted foister foisters foisting foists foisty Foix FOK Fokine Fokker fol folacin folacins folate

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