单词	cosmogenic
释义	cosmogenic adjective cos·​mo·​gen·​ic ˌkäz-mə-ˈje-nik  : produced by the action of cosmic rays cosmogenic carbon 14 Example Sentences Recent Examples on the Web Aluminum-26 and beryllium-10 are two examples of cosmogenic nuclides, both found in the mineral quartz. Ashley Strickland, CNN, 28 June 2022 The cosmogenic neutrinos the team hopes to capture are thought to emanate from violent cosmic engines. Daniel Clery, Science | AAAS, 14 July 2021 Typical cosmogenic tritium concentrations in seawater are about 700 Bq/m3 (19 pCi/L), greater than what is in most of these Fukushima tanks. James Conca, Forbes, 12 Apr. 2021 Carbon-14, the isotope that archeologists use in radioactive dating, is cosmogenic—continuously created in Earth’s uppermost atmosphere by cosmic-ray collisions. Adam Davidson, The New Yorker, 13 Feb. 2017 Word History Etymology cosmic ray + -o- + -genic First Known Use 1962, in the meaning defined above
随便看	off guard off message off of off one's back off one's feet off one's game off one's gourd off one's hands off one's head off one's own bat off one's rocker off one's trolley off pitch off plumb off premises off schedule off sick off soundings off stump off target off the air off the bat off the beaten path off the beaten track off the boil

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