| 摘要 |
A TRAFFIC SIGN A traffic sign including a display, one or more light sources mounted 5 to the display, and a controller in communication with the one or more light sources. When triggered, the controller gradually changes an intensity of light produced by the one or more light sources from a first intensity to a second intensity. ,'-1/6 ( k C)CN cle) CN (NN C~ o o( C o dN o( o 7 .. L o2 C C |
