What is the difference between pure cursive script and dyed cursive script?

The first one reads seven, and the second one reads dye, with different pronunciations. Seven is the capital or dyed meaning of seven.

The word "dye seven" is a new term on the internet, which means like, and is used by two people to chat.

Network nouns mainly refer to people's shorthand of what they say and write in order to express their meaning conveniently in the emerging online world, chat, work and study (including online and offline).