当然——如果你不害怕的话。

Of course--if you ain't afeard.

youdao

如果你不告诉他们，谁也不会察觉。

If you don't tell them, nobody will be any the wiser.

《牛津词典》

如果你不继续付款，你的住房就可能保不住了。

If you do not keep up with the payments you could lose your home.

《牛津词典》

When you don't have to worry about criteria like that ordinary, mechanical energy rules supreme, and that's dictating where equilibrium lies.

如果你不担心像这样的要求,通常的机械能就占据主要地位，并且决定平衡位于何处。

麻省理工公开课 - 热力学与动力学课程节选

because then you can solve new problems on midterms and what not if you understand the conceptual part.

因为这样你可以解决中期的新的问题，如果你不理解的话，就不好说了。

我的梦想是百万富翁 - SpeakingMax英语口语达人

So if you haven't already, just glance at the person next to you, or say hello if you don't know them.

如果你还没有做好，那就看看你旁边的人,如果你不认识他们就跟他们打个招呼。

哈佛公开课 - 计算机科学课程节选