点击cell加载一些视图和数据，当然数据比较多，为什么模拟机上可以运行，而在真机上运行时就卡住了，问题比较low，但是是实际问题
PHPz2017-04-18 09:39:45
The simulator cannot imitate the performance of the machine. If it can run on the simulator, it means that your computer has good performance. The specifics are still subject to the real machine.
