VOA慢速英语:Ketchup: An American Condiment with an Asian Connection

kitchen - n. a room in which food is cooked

vinegar - n. a sour liquid that is used to flavor or preserve foods or to clean things

ingredient - n . one of the things that are used to make a food, product, etc.

condiment - n . something (such as salt, mustard, or ketchup) that is added to food to give it more flavor

brine - n . a mixture of salty water used especially to preserve or add flavor to food

pickled - adj . preserved with salt water or vinegar

originate - v . to begin to exist : to be produced or created

recipe - n . a set of instructions for making food

pill - n . a small, rounded object that you swallow and that contains medicine, vitamins, etc.

mature - v . to become fully developed

preserve - v . to keep (something) in its original state or in good condition

cuisine - n . a style of cooking

promote - v . to make people aware of (something, such as a new product) through advertising

dominate - v . to be much more powerful or successful than others in a game, competition, etc.