geologic dating

• 地质年代测定

geologic dating的用法和样例：

例句

1. Carbon dating provides the archaeologist with a basic chronological framework.
   碳元素年代测定法给考古学家提供了基本的年代框架。
2. The professor believes the radiocarbon dating of the shroud was wrong because the sample was contaminated.
   这位教授认为，对裹尸布所做的放射性碳年代测定结论有错误，因为取样受到了污染。