Though I'm in contact with my uncle through e-mail nearly every day, it has been more than two years since we last talked face-to-face.

虽然我和我叔叔几乎每天通电子邮件，但自从上回面对面交谈已经过两年多了。

face-to-face　面对面

解说：face 是「脸；脸色；表面」的意思，而 face to face 就是中文的「面对面」，也就是聚在一起的意思。