| 单词 | cosmogenic |
| 释义 | cosmogenic (once / 11819311 pages) adj WORD FAMILY cosmogenic USAGE EXAMPLESThe scientists can make this claim because of the results of so-called cosmogenic dating. BBC(Jun 14, 2016) More cosmogenic studies of the bedrock, for example, could further narrow the dates of exposure. Science Magazine(Dec 15, 2015) The concentration of "cosmogenic isotopes" found in a rock surface allows geologists to calculate how long that rock has been exposed to the atmosphere. BBC(Feb 10, 2015) adj pertaining to the branch of astronomy dealing with the origin and history and structure and dynamics of the universe Syn cosmogonic, cosmogonical, cosmologic, cosmological |
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