词汇 | carbon dating |
释义 | carbon dating 2 ENTRIES FOUND: carbon dating (noun) radiocarbon dating (noun) carbon dating noun carbon dating noun Learner's definition of CARBON DATING [noncount] technical : a scientific way of finding the age of something that is very old (such as a dinosaur bone) by measuring the amount of certain forms of carbon in it碳定年法(通过测定古物中不同形态的碳的含量来计算其年代的科学方法) |
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