Android home screen includes a status bar which shows the time, signal strength and other notifications.
Android的主界面上有一个状态栏，可以显示时间、信号强度和其他通知。
The point is, Apple's current reception issues demonstrate just how imprecise the five bar system for signal strength can be.
重点在于苹果当前的信号强度问题仅揭示了，表示信号强度的五个格可以如何的不精确。
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