VOA慢速英语:越来越多的美国宠物在吃新鲜的食物

gourmet – adj. food of very high quality

skeptical – adj. having or expressing doubt about something (such as a claim or statement)

shelf life – n. the length of time that food may be stored and still be good to eat — usually singular

contamination – n. the process of making something dangerous, dirty, or impure by adding something harmful or undesirable to it

trend –n. a general direction of change : a way of behaving, proceeding, etc., that is developing and becoming more common

significant –adj. very important

client –n. a person who pays a professional person or organization for services

vomit –v. to have the food, liquid, etc., that is in your stomach come out through your mouth because you are sick

commercial – adj. related to or used in the buying and selling of goods and services