有机食品是什么? What is organic food?

Hello everyone! Welcome to a new episode of 5 Minute Chinese. In this episode I talk about organic food. Despite its growing popularity, not a lot of people really know the standards for organic food by USDA. In this episode we will discuss the standards and their impacts on people's health and environment. Thank you for listening! Script and useful expressions below (by paragraph). 大家好，欢迎收听新一期的《五分钟中文》。今天我想跟大家谈谈有机食品。随着大家生活水平的提高，很多人都在超市购物的时候有意识地选择有机食品。在我居住的美国，最近十几年，有机产品的销量增长得非常快。虽...