?????????????? ?????

????

• 1??2G?3G???????????
• 262?????????????????????
• 3???????????80?????????
• 4??????????????????????
• 5????????2300???????????
• 6?????????:???3???«??»??
• 7???????:??????????????
• 8Netflix??????????????????
• 9??????????4??????????
• 10«????3»??????????????
• 11????????2017???
• 12????:????????????&???????
• 13????:????????????????
• 14??????????????????
• 15??????????4??????????
• 16?????????????4??????
• 17?????????????????????
• 18????14???:?????????????
• 19????:??????“???”??????
• 20?????????:????????????