目前使用的普通汽车,其各部的安全装置比较落后,因此发生的事故也就相应增多。例如刹车时单靠刹车灯显示刹车,—旦刹车灯损坏不亮,或因太阳光反照厉害,看不清前车在刹车,就会发生后车撞前车的事故。如在闹市倒车,没有倒车讯号,就有可能倒车撞人。当马路上行人稠密,又遇到下坡转弯,此时 Ordinary cars currently used have relatively backward safety devices at their ministries, so accidents have increased accordingly. For example, when braking, the brakes are displayed only by the brake lights. If the brake lights are not damaged or the sunlight is badly reflected, the front car can not see clearly in front of the brakes. Such as reversing downtown, there is no reversing signal, it is possible reversing hit. When the road pedestrian dense, but also encountered downhill turn, at this time