a unique unit of data (= the only one existing of its type) that links to a particular piece of digital art, music, video, etc. and that can be bought and sold

Non-fungible tokens are usually built using the same kind of programming as cryptocurrencies.

Nonfungible tokens are changing the way we own things digitally. 非同质化代币正在改变我们拥有数字化的事物的方式。