06.50, isBackground:True, isThreadPool:True
work is on thread 13, Now time:06.50, isBackground:True,...Now time:06.50, isBackground:True, isThreadPool:True
work is on thread 17, Now time:06.50, isBackground..., Now time:08.42, isBackground:True, isThreadPool:True
work is on thread 22, Now time:09.42, isBackground...Now time:01.71, isBackground:True, isThreadPool:True
work is on thread 14, Now time:01.71, isBackground...:06.72, isBackground:True, isThreadPool:True
work is on thread 19, Now time:06.72, isBackground:True,