美国校车安全系数是其他交通工具的40倍作为一个车轮上的国家,美国每天都有无数汽车奔驰在大街小巷。其中,有一种车的颜色全国统一且式样也大同小异,这就是校车。醒目的黄色、卡车头加巴士车身,看上去结实又稳重。根据美国校车协会官网上的数据,全美有过半6至18岁的学生乘校车上下学。在美国,联邦政府和各州都有专为 US school bus safety factor is 40 times that of other vehicles As a country on a wheel, the United States has countless cars running every day in the streets. Among them, there is a car of the same national color and style are the same, this is the school bus. Eye-catching yellow, truck head plus bus body, looks strong and steady. According to the data from the official website of the American School Bus Association, over half a dozen of 6 to 18-year-old students go to school by school bus. In the United States, the federal government and the states have specific