VOA慢速英语:美国面临硬币短缺

coin – n. a small, flat, and usually round piece of metal used as money

deposit – v. to put (money) in a bank account

change – n. coins as opposed to paper money

chain – n. a group of stores or other businesses that have the same name and appearance and sell the same products or services

inconvenience – n. trouble or problem

cash – n. metal pieces of money or notes, such as dollar bills

bill – n. a banknote; a piece of paper money

tooth – n. a hard, bony structure in the moths of people and most animals