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单词	beta brass
释义	beta brass noun : a copper-zinc alloy with a copper content of approximately 50 to 55 percent Word History Etymology beta entry 2
随便看	rainproofing rainproofs rains rains cats and dogs rains out rainspout rainspouts rainsquall rainsqualls rainstone rainstorm rainstorms rainsuit raintight rainwash rainwashed rainwashes rainwashing rainwater rainwater fish rainwater head rainwaters rainwear rainwears rainworm

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