A：Excuse me? I didn't hear what you said.

对不起?我刚才没听见您说的话。

B：I asked you if you wanted some help.

我是问您是否需要帮忙。

A：I am new to this school and not familiar with this library. Can you help me?

我是一名新生，对图书馆不了解。你能帮我一个忙吗?

B：Certainly. What's your topic?

当然可以。你想找什么类的书?

A：I'm looking for information on tropical fish.

我找关于热带鱼方面的资料。

B：All right. You can use the computer over there, enter 'tropical fish'under subject. If you know the title of the book, enter it under 'title'

好。你可以用那里的计算机，在“主题”下输入“热带鱼”。如果你知道书名，在“书名”下将其输入。

A：Great, thank you.

很好，谢谢。

B：You are welcome.

别客气。