这年头,大家都爱玩手机,很多人走路都低着头,运气好的没事,运气一般的可能会撞电线杆,运气很不好的可能就会出交通事故,所以交警方面试行地面式人行信号灯。这种信号灯会发出绿色强光,而且伴有语音提示,红绿灯转换时,地面上也会出现同步闪烁。我倒不是第一次得闻这种地面式信号灯,当年还亲眼见过一次。那是在德国奥格斯堡,古城里到处 This year, everyone loves to play mobile phones, many people are head down, good luck, luck may hit the power line in general, the luck is not good may be a traffic accident, so the traffic police try pedestrian Semaphores. This signal will be issued a green light, but accompanied by voice prompts, traffic lights, the ground will appear simultaneously flashing. This is not the first time I have heard about this kind of ground-based semaphore. I saw it once again. That is in Augsburg, Germany, the ancient city everywhere