I'll call you right back.我一会儿再打给你

right back回来

I must answer that phone, but I'll be right back.

我得去接电话，马上就回来。

I'll be right back,please wait for a minute.

我马上回来，请等一会儿。

From now on, you stay the hell out of this Nolan,从今以后，别再插手此事了，诺兰

stay out of保持不受 ... 影响(避开； 不介入； 不干涉)

He's determined to stay out of debt next month.

他下决心下个月不借债了。

You stay out of it and mind your own business.

不关你的事，你别掺和。

or I swear to God, I will make sure that you do.不然我发誓，我会保证你插手不了

swear to断言

I'll swear to the truth of what he said.

我肯定地讲他说的都是事实。

I believe that is true, but I can't swear to it.

我想那是真的然而我不能绝对肯定。