carbon dating
noun [ U ] uk/ˌkɑː.bən ˈdeɪ.tɪŋ/ us/ˌkɑːr.bən ˈdeɪ.t̬ɪŋ/ (also radiocarbon dating)
（计算古物年代的）碳年代测定法，碳定年法
a method of calculating the age of extremely old objects by measuring the amount of a particular type of carbon in them
| 单词 | carbon dating |
| 释义 | carbon dating noun [ U ] uk/ˌkɑː.bən ˈdeɪ.tɪŋ/ us/ˌkɑːr.bən ˈdeɪ.t̬ɪŋ/ (also radiocarbon dating) （计算古物年代的）碳年代测定法，碳定年法 a method of calculating the age of extremely old objects by measuring the amount of a particular type of carbon in them |
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