VOA慢速英语:人们会停止使用现金吗？

cash -- n. money in the form of coins and bills

source -- n. the cause of something (such as a problem) — usually + of

asset -- n. something that is owned by a person, company, etc. — usually plural

reliable -- adj. able to be trusted to do or provide what is needed : able to be relied on

handle – v. to touch, feel, hold, or move (something) with your hand

bribe -- v. to try to get someone to do something by giving or promising something valuable (such as money) : to give or offer a bribe to (someone)