carbon-dating

英 ['kɑːbənd'eɪtɪŋ] 美 ['kɑːbənd'eɪtɪŋ]

• 碳年代测定法

英英释义

名词 carbon dating:

1. a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon-14; believed to be reliable up to 40,000 years

词汇搭配

• carbon dating 碳定年