The vertical line on the graph represents the time taken, and the horizontal line represents the distance travelled.这张图表上垂直的线代表所花的时间，横线代表所走过的距离。The stopping distance includes the time taken for the brain to register the need to stop.制动停车距离涵盖了大脑意识到必须停车所需要的时间。Lindsay was fired twice but both times taken back under pressure from the union.林赛两次被解雇，但两次都在工会对资方施加压力之后复职。