If you receive a question from a client or customer that you do not know, you can either tell them that you will find the answer for them, or tell them to call someone else. Let's learn how to do these things professionally. 

如果你从客户或顾客那里接到你不知道的问题，你可以告诉他们你会为他们找到答案，或者告诉他们打电话问其他人，让我们学习如何专业地做这些事情。

"I don't have the answer right off hand. I'll need to find that information for you. Will it be ok if I call you back in about 30 minutes?" 

我现在没有答案，我需要为你找到这些信息，如果我30分钟后再打给你，可以吗?

"I believe I can find that information for you. It might take 10 minutes or so. Can I call you back with the information?" 

我相信我能为你找到信息，可能需要10分钟左右，我能给你回电话吗?

"I'm not sure about the answer. I'll find the information and call you right back. Will that be ok?" 

我不确定答案，我找一下资料，马上给你回电话，可以吗?

"I'm not sure about this one. Let me ask my manager. Can you please hold?" 

这个我不确定，让我问问我的经理，你能等一下吗?