N-COUNT
基本理论；理论基础；合理性的根据
The rationale for a course of action, practice, or belief is the set of reasons on which it is based.
例句
However, the rationale for such initiatives is not, of course, solely economic...
然而，这种提议的根据当然并不仅仅是经济方面的。
The rationale of reprocessing spent nuclear fuel is inevitably being questioned.
对核废料进行再加工的理由不可避免地受到了质疑。