radioactive dating
A native or inhabitant of Dumnonia.
The process of determining the age of a material by estimating the amount of radioactive decay of one or more radioisotopes present in the material when it was formed.
plural of daily breader
(banking) A type of savings scheme in which a person pays in money through the course of a year and gets back a total at around Christmas time ready to buy gifts or treats for Christmas. Such schem...
科学者たちは放射性同位体年代測定を用いて、その古代の骨が5万年以上であると判定しました。
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