Dreye权威释义 | rationale

n.

基本理由
I'd like to know, what is the rationale behind your support of this bill?
我想知道，你支持这个法案的基本理由是什么？
原理的阐述

同义参见:

以上来源于：《英汉大辞典》

/ˌraʃəˈnɑːl/

n.

a set of reasons or a logical basis for a course of action or a belief.

C17: mod. L., neut. (used as n.) of L. rationalis (see rational).

以上来源于：《简明牛津英语词典》