Smartphone是使用Windows Mobile for Smartphone Edition操作系统的智能手机，主要的设计理念就是个人随身的数字处理中心。与另一种Windows Mobile产品PocketPC Phone的区别是不使用触摸屏，单手操作，Smartphone简单的说就是手机为主体加上PDA（个人数字助理）的功能，而PocketPC Phone则是PDA为主体加上手机的功能。用另一种操作系统的智能机！
prepaid 英[ˌpri:ˈpeɪd] 美[ˌpri:'peɪd]
v. 预付，先付( prepay的过去式和过去分词 ); 预付（邮资等）;
[例句]Return the enclosed Donation Form today in the prepaid envelope provided.
[例句]The growth has come by expanding the definition of a smartphone and cutting prices, analysts said.
With the progress of science and technology, people on the mobile phone has not only limited to the phone, send the information so simple, now, intelligent mobile phone has been coming to us, permeate every corner of life. Intelligent mobile phone is more popular nowadays are so powerful, there is virtual and real life and experience the perfect combination of.
In the letter to upload videos and photos, as for QQ, Skype and other video chat is extremely convenient; map, navigation, bar code recognition goods and price, market price, the subway traffic query, weather forecast and PM2.5, translation, calculator, unit conversion, visit the news blog to send and receive mail, video, photos or video the recording is more easy and convenient, and these are the powerful function of mobile phone in a corner, and those who master skillful use of mobile phone cannot be mentioned in the same breath, but I have been very satisfied, satisfied the spiritual needs, hope later can more understand the mobile phone, let mobile phone into our common people's daily life, and a sentence fashionable discourse, intelligent mobile phone to change our life.