come back 回来，回到某人身边，恢复

表示某种状况恢复到以前的状态，但在会话中不仅仅作为单纯回来的含义。come back to+人物(sb)表明“回到某人身边”，come back to+sth 表示“回来做某事”。

例句：

Come back and see me.

回来看看我。

I'll come back in a couple of hours.

我会在几个小时后回来。

He didn't come back to help you.

他没有回来帮你。

You will leave and never come back.

你肯定一去不返。

对话：

A: I'm really tired of working.

我实在是工作太疲倦了。

B:Okay. It's possible to come back tomorrow.

好吧。可能明天就恢复了。