美国学校供餐已有百余年，经历了四次重大变革，迄今仍在不断改进和完善，其中许多做法和经验值得我们借鉴。 一．美国学校供餐的历史演变 美国学校供餐始于１９世纪末，当时主要为慈善机构向在校贫困学生提供免费用餐，此种形式一直持续到二战结束。１９４６年联邦政府颁发了 The United States has had more than one hundred years of school feeding and has undergone four major changes. Up to now, it has been continuously improving and perfecting. Many of the practices and experiences deserve our help. one. Historical Evolution of American School Feeding American school feeding began in the late 1800s when it provided free meals to poor students in schools, primarily for charities, which continued until the end of World War II. The federal government issued in 1946