还可以使用计时器变量记录保持当前状态的时钟嘀嗒数。
You might also use a timer variable to keep track of how many ticks of the clock you've been in the current state.
由于“Timeout Notification_Start”节点将始终在代理重新启动(或消息流重新启动)后生成一个事件，因此不需要保持此计时器。
Since the "TimeoutNotification_Start" node will always generate an event after the broker restarts (or a message flow is restarted), there is no need to persist this timer.
只有GUI已经就绪的操作和确认才能继续保持在计时器之内。
Only the operation and the verification that the GUI is ready remains inside the timer.
睡眠计时器：设置某个应用程序保持背光开启的时间长度（可在1分钟至2小时之间设置）。
Sleep timer: set how much time do you want the app to keep backlight on. (can be set from 1 min to 2 hours. )
可以利用计时器来帮助你保持专注。
可以利用计时器来帮助你保持专注。
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