英语语法分析

Western companies depend on letterheads to identify their envelopes and correspondence.

西方的公司大多依据信纸的抬头来把自己的信件和其它公司的区分开来。

Put your website address on everything: pens, letterheads, flyers, and anything that represents your company.

把你的网址写在所有东西上：钢笔、信纸的信头、宣传单、以及人和代表你公司的东西上。

Normally, this might be part of a letterhead, but in the E-mail world letterheads are not used (wasted space).

这通常相当于信件抬头的一部分，不过电子邮件并没有“信件抬头”这个概念(浪费空间)。