A diet in which carbohydrates are eaten at separate times from fruit and proteins, in the belief that this aids digestion.
1930s: named after William Howard Hay (1866–1940), the American physician who devised it.
英汉双解词典包含464360条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。