Davis concludes from an analysis of traffic accidents that the speed limit should be lowered.戴维斯对交通事故作了分析之后断定应该降低限速。Reducing speed limits should lead to fewer deaths on the roads.降低限速可以减少交通死亡人数。From the point of view of safety, a lower speed limit would certainly be a good thing.从安全角度考虑，降低限速肯定是好事。