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

单词	radioactive clock
释义	radioactive clock radioactive clock [¦rād·ē·ō′ak·tiv ′kläk] (nuclear physics) A radioactive isotope such as potassium-40 which spontaneously decays to a stable end product at a constant rate, allowing absolute geologic age to be determined.
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