20170421学习笔记

20170421学习笔记

（1）Tencent calling time on tipping腾讯取消打赏功能

（2）

Blast off for Tianzhou 1,China's first cargo spacecraft中国第一艘货运飞船天舟一号发射成功

Difficult times often bring best of people.困难造就最好的你。0421