您要查找的是不是：
- 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。
- 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。
- 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。
- 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。
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- The island has an area of 14 sq.km. 这个岛的面积是14平方公里。
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- Embarkation will be at 14:20 hours. 上船时间是 14:20。
- 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。
- We won a game by a lopsided score of 14 to 2. 我们以14比2的悬殊比分赢了一局。
- The stick of carbon is often used in an electric arc lamp. 碳精棒常用于电弧灯。
- He ran away from home at the age of 14. 他14岁时离家出走。
- He took up the study of English at the age of 14. 他14岁开始学习英语。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
