信的英文单词：letter，mail，message；

相关短语：

保价信 insured letter;

拆信 open a letter;

公开信 an open letter;

挂号信 registered letter;

平信 ordinary letter [mail]

相关介绍

他用假的推荐信骗取了那份工作。

He conned his way into the job using false references.

他拆开信封，抽出信来。

He slit open the envelope and took out the letter.

这封信是写给这所房子的住户的。

The letter was addressed to the occupier of the house.

那封信必须今天到达，用专递寄吧。

Courier that letter ─ it needs to get there today.

那封信是对我们的法律立场的直截了当的声明。

The letter was a bald statement of our legal position.