如果你表现出来，我就会更明白了。

I'd know it better if you acted more like it.

youdao

我过去总是让孩子们明白，生活中如果他们努力就会成功。

I had always impressed upon the children that if they worked hard they would succeed in life.

《柯林斯英汉双解大词典》

我想知道不同的东西，如果你明白我的意思。

I want to know different things if you know what I mean.

youdao

If you can feel the force of that thought, then you're seeing how the question Will I survive?

如果你能感觉到这想法的力量，那你就能明白我是否依然生存这个问题？

耶鲁公开课 - 死亡课程节选

If it's not obvious, I think this is the kind of thing you should fill in the blanks when you go home.

如果不能一眼看明白,我觉得这就是,应该在课下查漏补缺的地方

耶鲁公开课 - 基础物理课程节选

If you have any questions, anything that's not clear, if you agree or disagree with something, email me or email your TF and we'll always respond.

如果你有任何问题或不明白的地方，如果你同意或反对什么观点，请给我或助教写邮件,我们一定会回复的。

哈佛公开课 - 幸福课课程节选