单词 | carbon-14 |
释义 | carbon-14 [`kär·bǝn `fȯr´tēn] NUCLEAR PHYSICS A naturally occurring radioisotope of carbon having a mass number of 14 and half-life of 5780 years; used in radiocarbon dating and in the elucidation of the metabolic path of carbon in photosynthesis. Also known as radiocarbon. |
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