to feel certain that

基本解释

I leave that to you, but I feel certain that I can earn at least 2500 yuan R. M. B. per month.
关于薪金问题，理应由贵公司决定，我确信至少每月2500元。
Regarding salary, I leave that to you but feel certain that I can earn at least 3500 yuan per month.
关于薪金一事，还请你决定，但本人相信月薪应有3500元。
Regarding salary, I leave that to you, but I feel certain that I can earn at least 2500 yuan R. M. B. per month.
关于薪金问题，理应由贵公司决定，我确信至少每月2500元。好评（0）

It just explains that you feel a certain way and it might be contradictory to what is expected of you
它可以表达你产生了一种可能与他人对你的预期相反的感觉。
I can't help but 课堂 - SpeakingMax英语口语达人

However, as much as I respect Suu Kyi (and I respect her a lot), I feel certain that she needs to go beyond reconciliation and rethink her strategy of pushing the Western world to implement stringent economic sanctions against Myanmar.
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Just the way that certain places are designed to make you feel a certain way (think: a really great boutique hotel), so too is the Uncovet site.
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It is almost certain that others in the region would feel compelled to get their own nuclear weapon, triggering an arms race in one of the world's most volatile regions.
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