mainspring
noun[Cusually singular]
formaluk/ˈmeɪn.sprɪŋ/us/ˈmeɪn.sprɪŋ/the mostimportantreasonfor something; the thing that makes somethingelsehappen:
主要原因;主要动力Work wasthemainspringofhislife.工作是他生活的主要动力。
Motives and reasons
- cause
- causeless
- drive
- first principles
- from a place ofidiom
- ground
- hidden agenda
- impulse
- in the name ofsomethingidiom
- motivation
- motive
- name
- object
- peg
- place
- rationale
- should
- wherefores
- why