查询词典 isotope

So it is very necessary to use carbon isotope to study formation of the Precambrian Era especially Palaeoproterozoic.

因此采用碳同位素等稳定同位素进行前寒武尤其是古元古代及以前的研究非常必要。

The applications of various isotope-dating techniques have indicated that the Jehol Biota belongs to the Early Cretaceous, living on earth for around 20 million years.

同位素测年技术的广泛应用，表明热河生物群属于早白垩世，在地球上延续了大约2千万年。

The circulation, consumption and reproduction of the trilogy have not only testified to its historical significance and literariness, but also invested it with new meanings.

该三部曲的流通、消费与再生产不仅验证了其历史意义及文学性，而切还赋予它以新的意义。

If he thought that he could buy me off, he would be wrong.

如果他认为他可以收买我，那他就大错特错了。