求翻译：今天再来审视掌上终端，ipod在历史上的地位不可动摇，却已经过时，它提供音乐服务，但这仅仅是一个被动式的享受，无法具备交互式的沟通功能，手机仍然是最重要的移动式掌上终端是什么意思？

Today again look handheld terminal , ipod in the history of the unshakable , but it is outdated, it provides music services , but this is just a passive enjoyment, can not have interactive communication function, the phone is still the most important mobile handheld

Today we look at handheld terminal, the iPod in history should not be shaken, but it is outdated, it provides music service, but this is just a passive, cannot have interactive communication functions, and the phone is still the most important mobile handheld terminal

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