电子邮件毫无疑问是互联网上最广泛的应用。而现任我们是如何使用它的呢?一般是这样:有什么信息需要传递给别人时,就在邮件里写上几行字。如果有较多或较复杂的信息要传递,就贴上附件,让收件人另行打开附件来看。为什么不可以是这样呢——收件人打开邮件,听到发件人说话的声音,同时可以在屏幕上看见对方的脸;此外还呵以结合文本、附件等方式。信息的传递应该是可以包括文本、语音、图像、视频的,把它们集成在一起进行传递应该是一个发展趋势,这就是多媒体信息服务。但是,现在一说起 MMS(多媒体信息服务),人们头脑里出现的景象便是用手机发 MMS。这 E-mail is undoubtedly the most widely used Internet application. And how do we use it today? It’s generally like this: when there is something to pass on to someone else, just write a few lines in the email. If more or more information is to be delivered, attach the attachment so that the recipient opens the attachment separately. Why can not this be the case - the recipient open the mail, hear the voice of the sender, at the same time you can see each other’s face on the screen; in addition to the combination of text, attachments and other ways. The transfer of information should be able to include text, voice, images, video, put them together to transfer should be a trend, which is multimedia information services. But now, when it comes to MMS (Multimedia Messaging Service), the scene in people’s minds is MMS on their mobile phones. This