【carbon-_dating】什么意思_英语carbon-_dating的翻译_音标_读音_用法_例句_在线翻译

n. a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon-14; believed to be reliable up to 40,000 years
同义词： radiocarbon dating carbon-14 dating

以上来源于: WordNet

1.
N-UNCOUNT Carbon dating is a system of calculating the age of a very old object by measuring the amount of radioactive carbon it contains. 放射性碳素断代; 碳定年法

Carbon dating works by comparing the amount of carbon 14, which is a less common and less stable form of carbon, to the more abundant carbon 12.

碳的年代测定工作是将碳14(碳处于这种状态并不常见，也不稳定)与碳12(碳的常见状态)的含量进行对比。

youdao
The project aims to find Lisa's bones and possibly reconstruct her face using carbon dating, DNA analysis and forensic techniques.

这次项目旨在找到丽莎的骨头，然后可能可以利用碳年代测定法、DNA 分析和法医技术重新将她的面容建立起来。

youdao
So this carbon dating, all it's really doing is measuring that. It gives a number for it.

这种碳同位素纪年的，实际上是测量c14的含量，测量给出一个数值。

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更多双语例句

The team collected pieces of the coral and then used radio-carbon dating methods to find their age.

VOA: special.2009.05.12

Although there were no machines for detecting them systematically before 1935, cosmic rays have left their footprints in the geological record by creating radioactive elements such as the carbon-14 used in carbon-dating.

ECONOMIST: Global warming: In flux | The
To do the sleuth work for the various lawsuits, Koch has assigned private investigators (who he described as ex-CIA and ex-FBI agents) tasks ranging from tracking down printers of counterfeit wine labels, to carbon-dating bottles and listening in on a phone call with Greenberg.

FORBES: In Billionaire's Legal Crusade Against Counterfeit Wine, Money Is The Least Of It
The age of the cloth was determined by Carbon-14 dating.

FORBES: Ancient Burial Cloth Provides Clues To Bronze Age Trade

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carbon dating
英 [ˌkɑːbən ˈdeɪtɪŋ]