但是，许多新用户在苹果的论坛上发帖说他们的iPad在其他设备均能正常工作的情况下几乎没有网络信号。
But many new users have posted comments on Apple forums reporting that their iPad has little or no wireless Internet signal when their other wi-fi devices work with no issues at all.
局限性显而易见，设备本身实质上没有什么扩展的选项，除了播放媒体之外，它几乎没有其他用途。
The obvious limitation is simply that, because the device itself has essentially no expansion options, there's not much you can do with it other than make it play media.
正因如此，几乎没有开发者再写那些设备驱动。
应用推荐