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• 1?????????????????????
• 2?????????6.5??????????
• 3??????????iOS
• 4????????:????????????
• 517?????????????3???????
• 6????????:??????????
• 7??«??»,????????????
• 8??????????????
• 9?????!???????????????
• 10????????:????????????
• 11??????????????
• 12??????????????????????????
• 13?????????????????????
• 14?????????6?????4?
• 15??????!????????:???3??
• 16?????????5.5%??????1????
• 17????????????????????
• 18?????????????????
• 19??WTI????50???????
• 20??????????????