Definition: energy and determination to achieve things Level: C1
他的干劲和坚持是他晋升的关键因素。
His ___drive and persistence were key factors in his promotion.
项目的成功取决于她克服障碍的坚定决心。
The project's success depended on her unwavering ___drive to overcome obstacles.
没有强烈的干劲，实现长期目标可能会很困难。
Without a strong ___drive, achieving long-term goals can be challenging.
