电子邮件是一种比传统的邮递服务快得多的传送文字信件的方式。

E-mail is a much faster way of transmitting written messages than traditional mail services.

youdao

电子邮件是一种比传统的邮递服务快得多的传送文字信件的方式。

E-mail is a much faster way of transmitting written messages than traditional mail services.

youdao