大多数这些客户都使用的是入门级的手机，但这些顾客依然在不断地升级他们的手机，让手机有耳机可以播放多媒体文件，浏览网页并在路上随时发送电子邮件。
The majority of these customers use entry-level phones, but these subscribers are increasing upgrading to handsets that can play multimedia files, surf the Web, and send e-mails on the go.
流媒体就是使用流式传输技术的媒体，如：音频、视频或其它多媒体文件。
The streaming media is the media to use the streaming transmission technology, for example, Audio, Video and other multimedia documents.
NAS设备的使用是一种高效的多媒体文件存储解决方案。
Utilization of NAS equipment is an efficient multimedia file storage solution.
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