因此，我可以告诉我的孩子们：你们有希望——我不敢保证什么，但肯定有希望。

I can say to my children: There is a chance for you. No guarantee, but a chance.

youdao

我们也与职业服务会谈，在约三十分钟的时间内向我们保证我们肯定不会沉醉与自满之中。

We also meet with career services, who, in about thirty minutes, ensured that we weren’t lulled into a false sense of complacency.

youdao

对我们来说，百分之九十九并不能够保证完全的肯定。

For us, 99 percent is just not enough to be completely sure.

youdao

So, I make a pledge. You give me seven hours a week, you will pass this class, not just by the skin of your teeth. You will pass it.

我保证，你们要是一周学习7个小时，肯定可以通过这门课，一点都不惊险，你们会通过的。

麻省理工公开课 - 固态化学导论课程节选

It will help you to produce a lot of writing; I guarantee.

我保证这肯定能帮你们写出很多东西。

耶鲁公开课 - 1945年后的美国小说课程节选