英语演讲之手机的发展历史.ppt

The history of cell phone Between 1983—2013 As we know, mobile phone into our life has been for a long time.And as we can see,it has changed our life greatly:with a mobile phone,we can call for others,send emails,play games…… Further more,with a mobile phone,we can also do something more.For example…… Look up a word(查单词) Project（投影) swiping card（刷卡） Control Cars （遥控汽车） SO how about the first mobile phone ... 1983 big brother 大哥大 OR a brick 砖头 1995 The first flip type mobile phone 第一款揭盖手机 摩托罗拉DynaTAC 8000X Motorola StarTAC 1996 第一款翻盖手机 西门子 SL10 The first slide phone(第一款滑盖手机) 1997 　 Nokia 8210 1999 The first bar phone第一款直板手机 And then,in 2002, a revolutionary phone called NOKIA 7650 was born. The first camera phone 第一部照相手机 The first color screen phone 第一部彩屏手机 The first sybian smart phone 第一部塞班智能手机 Since then After 2006 Windows Mobile Symbian OS BlackBerry In 2007, Steve Jobs announced the first-generation iPhone,it has beautiful looks、intellegent system、sensitive touchscreen.Besides,it has a user-friendly interface which is easy to operat,so that every one want to touch it! 在2007年，乔布斯发布了第一代苹果手机。它不仅有着好看的外形、智能的操作系统、灵敏的触摸屏，而且它的还有这易于操作的人性化界面，对消费者产生了很大吸引力 2007 SAMSUNG is popular with students and business people Meizu MX2 魅族MX2 Xiaomi M2 小米M2 Huawei P1 华为P1 Cost-effective（性价比高） Update soon（更新快） Quality in general（质量一般） Imitated by many, surpassed by none. 一直被模仿，从未被超越 Now,the mobile phone is powerful Next,how it will become? Transparency 透明化 Laser Keyboard 镭射激光键盘 Stereographic projection 立体投影 Here is the video