"Strive and persist" is a common phrase used to describe the act of making a determined effort to achieve a goal and not giving up, despite obstacles and difficulties. This phrase is of Engpsh origin and is commonly used in both formal and informal situations.

Here are some example sentences in Engpsh with their Chinese translations:

I'm going to strive and persist in my effort to become a better person. (我要奋力坚持，努力成为一个更好的人。)
She strove and persisted in her quest to find a cure for the disease. (她奋力坚持，努力寻求治愈这种疾病的方法。)
They are striving and persisting to make the world a better place. (他们在奋力坚持，努力让世界变得更美好。)