2011年,我国多地发生校车事故,造成多起学生伤亡事件。校车的安全问题引发了全社会的广泛关注。对比美国、日本等国对校车安全的重视程度和多种优先制度,我国校车在安全方面有很多需要反思和改进的地方。请根据提示以“School Bus Safety”为题,写一篇150词 In 2011, more school bus accidents occurred in our country, resulting in more student casualties. School bus safety has caused widespread concern in society. Contrast the United States, Japan and other countries on the importance of school bus safety and a variety of priority systems, our school bus in the safety there are many areas that need to reflect and improve. Please follow the prompts to “School Bus Safety” as a title, write a 150 words