打灯号 meaning in English

give a signal
give your signal

They drive regardle of eed limits , run through red lights , drive in the wrong direction , talk and laugh while driving , and turn as they wish without giving signals
他们驾驶时不管车速、闯红灯、逆向行驶、开车时交谈，并且不打灯号就任意转弯。
They drive regardless of speed limits , run through red lights , drive in the wrong direction , talk and laugh while driving , and turn as they wish without giving signals
他们驾驶时不管车速、闯红灯、逆向行驶、开车时交谈，并且不打灯号就任意转弯。