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- Hapgood goes on to mention to two areas where he finds much of his evidence, in data derived from studies of geomagnetism and from carbon 14 dating. Hapgood接着提到二个他找到许多证据的地方,数据来源于地磁研究及碳14测定。
- carbon 14 dating method 碳14测年法
- carbon 14 dating 碳-14年代测定(法),碳定年(法)
- A radioactive isotope of carbon, especially carbon 14. 放射性碳碳的一种放射性同位素，尤指碳14。
- A type of atom specified by its atomic number, atomic mass, and energy state, such as carbon 14. 核种由它的原子序数、原子量和能量状况具体确定的一种原子，如碳14。
- The carbon 14 atoms oxidize to carbon dioxide which gets blown about and mixed up with lower atmosphere. 碳14原子氧化生成二氧化碳，向四周散去并与低空的大气混合。
- The reassessment is based on advances in eliminating modern carbon contamination from ancient bone fragments and recalibration of fluctuations in the pattern of the earth's original carbon 14 content. 但是用放射性碳测定年代的一项最新数据表明，迁移过程应该在4.;6万年至4
- I've got 14 cards; it's a misdeal! 我得了14张牌，发错了！
- I make a carbon copy of my documents. 我用复写纸复写文件。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- radiocarbon 14 dating method 放射性碳14 测定年龄法
- Shipment notice sent at least 14 working days before loading date. 证书证实,卖方至少在装船日期14个工作日期接到买方的装船通知。
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon 14. 用放射性同位素碳14测定有机物年龄的化学分析。
- Radiocarbon dating showed some of them to be more than 14,000 years old. 根据碳同位素测定，这些化石距今已有一万四千年。
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- The island has an area of 14 sq.km. 这个岛的面积是14平方公里。
- You receive the top copy of the receipt, and we keep the carbon. 你把这收据上面的原件收下，我们保留下面的复写件。
