radioactive carbon发音

意思翻译

放射性碳

相似词语短语

radioactive decay───[核]放射性衰变；放射衰变

carbon───adj.碳的；碳处理的；n.[化学]碳；碳棒；复写纸；n.(Carbon)人名；(西)卡尔翁；(法)卡尔邦；(英)卡本

low carbon───低碳的

carbon credits───碳信用额；n.碳信用( carbon credit的名词复数 )

glassy carbon───玻璃碳

activated carbon───n.活性炭；n.活性碳

carbon cycle───[生物][天]碳循环，碳化循环

carbon sinks───碳汇（carbonsink的复数）；碳汇（carbon sink的复数）

absorbing carbon───吸收碳

双语使用场景

Non-radioactive carbon comes in two forms: 12C and the heavier (and much rarer form) 13C.───非放射性碳以两种形式存在：12C还有较重（并且更罕见）的13C。

A living organism would take in the radioactive carbon and convert it to organic material.───有生命的有机体会吸收具有放射的碳，并把它转化为有机物质。

When the organism dies, no new radioactive carbon is assimilated.───机体死后，不能再吸取新的放射性碳。

This would involve slipping a few radioactive carbon atoms into molecules of the drugs in question.───这涉及到将很多放射性碳原子放入药物分子中的问题。

Plastic cards did not yet exist, so Shepherd-Barron's ATM accepted only checks laced with identifying traces of radioactive carbon-14.───那时还没有塑料卡，因此，谢泼德-巴伦的ATM机只能检测放射性碳-14的痕迹。

If a nonbiological process were at play, the radioactive carbon dioxide should have been seen after the sterilization as well.───如果非生物活动发生过，放射性二氧化碳在进行消除微生物后还会一样被发现。

would take in the radioactive carbon and convert it to organic material.───有生命的有机体一定会吸收具有放射的碳，并把它转化为有机物质。

英语使用场景

When the organism dies, no new radioactive carbon is assimilated.