radiocarbon dating
短语<正>放射性碳年代测定（法）
发音
其它
词形变化
radiocarbon datings
复数
radiocarbon datings
释义与例句
n.
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1.
A method of estimating the age of an artifact or biological vestige based on the relative amounts of the different isotopes of carbon present in a sample.
不可数 生物 物理