他用不相信的眼神看着我。

He looked at me with unbelieving eyes.

《柯林斯英汉双解大词典》

相信别人，即使他们给了你不相信的理由。

Trust people even if they give you a reason not to.

youdao

当他无法容忍地捍卫自己不相信的主张时，他似乎最高兴不过了。

He rarely seemed happier than when intolerantly defending propositions in which he did not believe.

youdao

But frankly, I'm convinced, insofar as I'm convinced of anything, that if one doesn't live by that, nothing of any interest is going to happen.

不过，坦率来讲，我相信，或者说，我确信，如果一个人不相信这一点，那么他的艺术创作只会平淡无奇。

普林斯顿公开课 - 人性课程节选

No, I'm sure you'll get dangerous moments if you are going to go into war and all that kind of thing, but.

不，我相信如果你去战场，那时所有的事情都会很危险。

英国的军人 - SpeakingMax英语口语达人

But, you know, any professor who stands before you should say the same thing about his or her subject. If they don't believe that, they shouldn't be teaching.

但是，你知道，所有站在你们面前的老师,可能都会这样介绍他的课程,如果他们不那样相信着，那他们就不应该教那门课了。

麻省理工公开课 - 固态化学导论课程节选