转向信号灯是机动车转弯时表示行进方向的装置。便于在交叉路口交通管理人员指挥,同时向来往的车辆和行人发出转弯信号,示意各方作好避让措施,防止事故发生。转向灯的使用存在以下几种现象: (1)开灯迟。当车辆已驶入转向地点或交叉路口,驾驶员才打开转向灯。有的已经超越车辆,驾驶员才打开转向灯。 (2)忘记开灯。有的驾驶员驾车通过交叉路口或转弯 The turn signal is a device that indicates the direction of travel when a vehicle turns. It is convenient for the traffic manager at the crossroads to direct the traffic and issue turning signals to the vehicles and pedestrians coming in at the same time to signal that all parties should make evasive measures to prevent the accident from happening. The use of turn signals there are several phenomena: (1) turn on the lights late. When the vehicle has entered the turning point or intersection, the driver turns on the turn signal. Some have been beyond the vehicle, the driver turned on the lights. (2) forget to turn on the lights. Some drivers drive through intersections or turns