God already knows more about the contents of our hearts than we do; our real need is to be perpetually aware of Him as the source of our protection, and so we pray to keep unbroken contact with Him.
上帝比我们自己更清楚我们心中的想法;我们真正的需要是永远知觉到上帝是护佑我们的源泉,因此我们祈祷是为了保持与上帝的联系不致中断。