isotopic analysis

• 同位素分析

isotopic analysis的用法和样例：

例句

1. An isotopic analysis of the grains has made that fear come true.
   一项对这些颗粒的同位素分析让这种担心成真了。
2. Being a noble gas, it resists chemical bonding with other elements and is thus easy to purify for isotopic analysis.
   由于氙是惰性的，不易与其他元素产生化学键，因此很容易纯化以进行同位素分析。