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🙂
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This emoji 🔠 represents letters and can be used to denote things related to letters, such as the alphabet, the arrangement of letters, situations involving letters in letter - related study, writing and other scenarios. It is a simple and intuitive symbol representing the concept of letters.
When I was sorting out the documents, I found this 🔠 symbol.
When designing the password, I considered using elements related to 🔠.