单词 | planchet |
例句 | DEFINITIVE EXAMPLES 权威例句〔proof〕Any of a limited number of newly minted coins or medals struck as specimens and for collectors from a new die on a polished planchet.新铸币样:各种被作为标本新铸成的有限数量的钱币或金属,收集者们在光滑的硬币坯上涂上一层新色而锤炼美国传统 |
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