英语词汇“chalcolithic period”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	chalcolithic period
释义	Chalcolithic period Chalcolithic period the copper and stone age, regarded as occurring in the period 5000 BC to 3500 BC.
随便看	zero balancing zero ballistic missile zero-base zero base budgeting zero-base budgeting zero based zero-based zero based analysis zero based billet review zero based budgeting zero-based budgeting zero based budgetting zero based index zero based index equities zero based linearity zero based review zero based services zero based training zero based transfer zero baseline test zero basis risk swap zero-basis risk swap zero basis risk swaps zero-basis risk swaps zero beat

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Chalcolithic period