VOA慢速英语:佳士得首次拍出非实物的数字艺术品 售价近7000万美元

auction –n. a public sale at which things are sold to the people who offer to pay the most

token –n. something that is a symbol of a feeling, event, etc.

original –adj. made or produced first : not a copy, translation, etc.

digital –adj. using or characterized by computer technology

crazy –adj. very strange or unusual

cryptocurrency –n. money that is protected by digital security that does not have a physical form

participant –n. a person who is involved in an activity or event