rationale

1. N-COUNT The rationale for a course of action, practice, or belief is the set of reasons on which it is based. 全部理由; 根本原因[正式]

However, the rationale for such initiatives is not, of course, solely economic. 但是，這些積極行動(dòng)的根本原因當(dāng)然不全是出于經(jīng)濟(jì)目的。