我妈妈告诉我好朋友就像一面镜子。

My mother told me a good friend is like a mirror.

你说我好朋友什么？

What'd you say to my best friend?

我好朋友瑞娜·史高丽会帮我们找到答案。你好！首先，什么是语言？

We're gonna find out with the help of my good friend Reina Scully. Hello! First off, what is language?