验钞机发出的光能使得钞票上的荧光物质发光;电视机、空调 等家用电器的遥控器用它的“光束”来控制电视机、空调等家电。对于它们发出的光可判定:验钞机发出的光是____,遥控器发出的光是____。 

    Today is Sunday. There's no school. It is sunny. Charlie and his father are going to the park. Look. Charlie is riding his bike. He is very happy. His father is sitting under a big tree. He is reading a newspaper. In the afternoon, the weather is bad. It is cloudy. Now it is raining. Charlie and his father have no umbrella. They are running home. But they forget their bike.

某人因发生意外事故，胸部脊椎折断，出现大小便失禁的现象，这是由于（　　）