radiocarbon age放射性碳年龄;放射性碳年令;放射性碳年代;放射碳年
radiocarbon stratigraphy[地质] 放射性碳地层学
radiocarbon ŕ射碳
radiocarbon tracer放射性碳示踪物
natural radiocarbon翻译;放射性碳
radiocarbon dating放射性碳定年法;[地质] 放射性碳测定年代;放射性碳年代测定法;碳同位素年龄测定
Radiocarbon U放射性碳元素
radiocarbon chronology放射性碳测定年代法;[地质] 放射性碳年代学;翻译
N-UNCOUNT（不可数名词） 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。