rea·son·ing /ˈriːzənɪŋ/ ●○○ noun [uncountableU] LOGICALa process of thinking carefully about something in order to make a judgment 推理,推论scientific/logical/legal reasoning 科学/逻辑/法律推理
reasoning behind What is the reasoning behind this decision? 作出这个决定的依据是什么?