Since we've made the promise, let's keep to it and not give up easily.

既然我们已经许下了诺言，就让我们信守诺言，不要轻易放弃。

youdao

When you learn your lessons in school, you must work hard and not give up.

当你在学校学习时，你必须努力学习，不要放弃。

youdao

He is obstinate and determined and will not give up.

他固执、坚决，不会放弃。

《柯林斯英汉双解大词典》

And he had promised not to give up any federal property in the states that seceded.

VOA: special.2009.08.06

And if you're not prepared to believe it, it looks as though you've got to give up on the personality view.

如果你无法接受这个观点，那看来你得放弃人格理论的观点了。

耶鲁公开课 - 死亡课程节选

and it's something that is part of who you are that you will not be able to give up.

这是你的一部分，你不能放弃。

演技要磨练出来 - SpeakingMax英语口语达人

Ms. MARY BETH ROMIG (New Orleans Convention and Visitors Bureau): We want people to still believe in New Orleans and not give up on us.

NPR: New Orleans Businesses Ready for Tourists' Return

This kind of freedom and creativity that is constantly encouraged is what spurs writers to keep going and not give up to fulfill the deadline.

FORBES: NaNoWriMo: Success Stories By The Words

Of course, a huge piece of it is simply the momentum that a candidacy has, and the desire of the candidate and the people close to him, having gone this far, to hang in there and not give up.

FORBES: Why Herman Cain Hasn't Quit Yet and Other Modern Mysteries