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	ricochet fire ricocheted ricocheting ricochets ricochetted ricochetting ricolettaite ricotta ricottas ricrac ricracs rictal rictus rictuses rid rid (oneself) of rid (someone or something) of rid of rid oneself of rid someone or something of ridability ridable riddance riddances ridded

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