radiocarbon
柯林斯詞典
1. N-UNCOUNT Radiocarbon is a type of carbon that is radioactive, and which therefore breaks up slowly at a regular rate. Its presence in an object can be measured in order to find out how old the object is. 放射性碳[usu N n]
The most frequently used method is radiocarbon dating. 最常用的方法是放射性碳定年法。
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