carbon-date

英 美
  • n.碳定年
  • card n.纸牌;卡片;名片;怪人;梳理机v.把...记入卡片;梳理
  • radio n.收音机;无线电v.用无线电通讯
Noun:
  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

【邻近词汇】