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单词 carbon dating
释义

carbon dating

UK /ˌkɑː(r)bən ˈdeɪtɪŋ/

DEFINITIONS1
  1. 1
    a method of finding out the age of a very old object by measuring the amount of radioactive carbon it contains
    Synonyms and related words

    Radioactivity and radiation

carbon dating

US /ˈkɑrbən ˌdeɪtɪŋ/

DEFINITIONS1
  1. 1
    a method of finding out the age of a very old object by measuring the amount of radioactive carbon it contains
    Synonyms and related words

    Radioactivity and radiation
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更新时间:2025/1/23 7:34:30