| 词汇 | carbon dating |
| 释义 | carbon datingBrE /ˌkɑːbən ˈdeɪtɪŋ/ NAmE /ˌkɑːrbən ˈdeɪtɪŋ/ (also formal ˌradiocarbon ˈdating ) noun [U ]a method of calculating the age of very old objects by measuring the amounts of different forms of carbonin them 碳定年法（根据测定古物不同形态的碳含量以计算年代） |
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