driving force
US /ˈdraɪvɪŋ fɔrs/
UK /ˈdraɪvɪŋ fɔrs/

名词
1.
驱动力, 原动力
something that provides the power to make something happen
示例:
•
Innovation is the driving force behind the company's success.
创新是公司成功的驱动力。
•
His passion for justice was the driving force in his career.
他对正义的热情是他职业生涯的驱动力。
在 Lingoland 学习这个单词