firmness of purpose

Her firmness of purpose helped her overcome every obstacle in her career.

她坚定的目的帮助她克服了职业生涯中的每一个障碍。

The team's firmness of purpose never wavered, even when they faced setbacks.

即使面临挫折，团队坚定的目的也从未动摇。

To succeed, you need firmness of purpose and a willingness to work hard.

要成功，你需要坚定的目的和努力工作的意愿。