For example, in my E-mail client, if an E-mail downloaded from a Pop3 server contains an attachment, I check the attachment's mime-type.

例如，在我的电子邮件客户机上，如果从Pop3服务器上下载的一个电子邮件包含附件，就检查附件的mime - type。

youdao

One issue, though, is how to structure the E-mail: Do you send the XML transaction in the body of the mail or in an attachment?

但有一个问题，即e - mail采用什么样的结构：在邮件体还是附件中发送XML交易？

youdao

The subject of the E-mail and the file name in the attachment shall be in the form of "transaction information-(full name of institution)-(transaction date)".

其中，邮件主题和附件文件名均以“交易信息-（机构全称）-（交易日）”的方式命名。

youdao

The password to unlock the attachment was included in the body of the infected e-mail.

BBC: NEWS | Technology | Online virus war is slowing down

What hiring manager is going to make a decision based on an e-mail attachment when they can browse your LinkedIn and Facebook profiles, read the gory details in your blog and hit Google to find out more about you -- good or bad -- all in one sitting?

CNN: Are social media making the resume obsolete?