英语词汇“carbon-date”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

carbon-date

verb [with object]

Determine the age or date of (organic matter) from the relative proportions of the carbon isotopes carbon-12 and carbon-14 that it contains: it proved impossible to carbon-date the bone fragment accurately a rock painting from Catal Hyuk in Turkey has been carbon-dated to 6200 BC...

The top floor is the attic space, beautifully preserved with roof timbers carbon-dated to 1566.
Some stromatolite fossils found in the Pilbarra region of northwestern Australia have been carbon-dated at around 3.5 billion years old!
A lynx skull found in Scotland had previously been carbon-dated at 2,000 years old.

noun (carbon date)

The age or date of organic matter as determined by the relative proportions of the carbon isotopes carbon-12 and carbon-14 that it contains: the carbon dates were all in the last 5,000 to 10,000 years...

The first radioactive carbon-dates were published in 1949.
Furthermore, there was no pattern of younger to older in the carbon-dates that correlated with the evolutionary/uniformitarian 'ages'.
The dates that they publish in this paper actually correspond to the carbon-dates we already have.

单词	carbon-date
释义	carbon-date verb [with object] Determine the age or date of (organic matter) from the relative proportions of the carbon isotopes carbon-12 and carbon-14 that it contains: it proved impossible to carbon-date the bone fragment accurately a rock painting from Catal Hyuk in Turkey has been carbon-dated to* 6200 BC... The top floor is the attic space, beautifully preserved with roof timbers carbon-dated to 1566. Some stromatolite fossils found in the Pilbarra region of northwestern Australia have been carbon-dated at around 3.5 billion years old! A lynx skull found in Scotland had previously been carbon-dated at 2,000 years old. noun (carbon date) The age or date of organic matter as determined by the relative proportions of the carbon isotopes carbon-12 and carbon-14 that it contains: the carbon dates were all in the last 5,000 to 10,000 years*... The first radioactive carbon-dates were published in 1949. Furthermore, there was no pattern of younger to older in the carbon-dates that correlated with the evolutionary/uniformitarian 'ages'. The dates that they publish in this paper actually correspond to the carbon-dates we already have.
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