2021 年美国行人死亡人数创下历史新高，促使立法者考虑采取更严格的速度限制和更安全的道路设计。 2021 saw record US pedestrian deaths, prompting lawmakers to consider stricter speed limits and safer road designs.

美国行人死亡人数已达到创纪录的水平，促使立法者考虑更严格的速度限制和更安全的道路设计，特别是在城市地区。 Pedestrian deaths in the US have reached record levels, prompting lawmakers to consider stricter speed limits and safer road designs, especially in urban areas. 作为回应，一些州和城市赋予地方司法机构对速度限制和安全改进更多的控制权。 In response, several states and cities have given local jurisdictions more control over speed limits and safety improvements. 然而，对限速执法的政治阻力以及鲁莽驾驶的增多仍然是改善道路安全的挑战。 However, political resistance to speed enforcement and increased reckless driving remain challenges in improving road safety.