第一，迷你对话

A: Mr. Smith has written many books, but first and foremost he's a teacher.

史密斯先生已经写了许多书了，但他最主要的身份还是教师。

B: You mean your mathematics teacher?

你是说你的数学老师吗？

A: You are right.

对。

第二，词海拾贝

first and foremost

exp. first to be dealt with and most important. （最重要的，最主要的）

e.g. First and foremost, I think you should work harder on your biology.

我认为最主要的是你应该更努力学习你的生物。

e.g. Have this in mind first and foremost: Keep smiling!

首先要记住这一点：保持微笑！

e.g. He's written many different kinds of books, but he's first and foremost a poet.

他写过许多不同性质的书，但他主要是位诗人。

e.g. First and foremost, I want to thank all of you for being here tonight.

最重要的是我要感谢今晚在座的各位。

e.g. I think we need to tackle that part of the problem first and foremost.

我认为我们需要首先解决这部分问题。