Can I Could you excuse me?失礼了。/能让一让吗？ /能回避一下吗?

A: I must speak with my wife. Can you excuse us?
我要和妻子谈谈，你能暂时回避一下吗？
B: Sure. I'll come back in ten minutes.
当然，我10分钟后再回来。

I'll be right with you. 就一会儿。

A: I'd like to order some food now.
我要点菜。
B: Of course, sir. I'll be right with you.
好的，先生，我马上来。