created sense approved 原动力/原動力 · yuándònglì · driving force
原动力 / 原動力
yuándònglì
driving force
the fundamental cause, primary agent, or motivation behind a process or action
市场需求是技术创新的主要原动力。
noun
created sense approved 原动力/原動力 · yuándònglì · motive force
原动力 / 原動力
yuándònglì
motive force
the physical power or energy that initiates and maintains motion in a mechanical system
蒸汽是这台早期纺织机的原动力。
noun