求翻译：说明驾驶员往往容易在平直道路上马虎大意，放松警惕，开快车，在遇到紧急情况时没法及时刹车，致使平直道路上道路交通事故发生率升高。是什么意思？

Description pilots often easy in the straight on the road to cascade the effect that, relax, drive fast, in the face of emergencies could not brake in time, leading straight rise in the incidence of road traffic accidents on the road.