当发送电子邮件时，你还可以把一份文件作为附件发送，该文件可以是图片、程序、或声音文件等。

When you send an e-mail you can also send a file as an attachment and that file can be a graphic, a program, a sound or whatever.

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通过选中some invitees use o ther mail programs选项，用户可以向以下邮件程序的用户发送邀请。

By selecting the option Some invitees use other mail programs, users can send invitations to users of any of these mail programs.

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要发送电子邮件消息，应用程序完成如下步骤

To send the mail message, the application does the following

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