Definition (努力)
To make an effort to become strong or brave in order to deal with a difficult situation.
鼓起幹勁／勇气
He took a deep breath to gather his courage before making the difficult request.
他深吸一口气，在提出那个困难的要求之前鼓起勇气。
She needed some time to gather her strength before finishing the rest of the marathon.
她需要一些时间来积蓄力量，然后完成马拉松的剩余部分。
After several weeks of rest, he finally gathered the courage to face his fears.
经过几周的休息后，他终于鼓起勇气面对自己的恐惧。