Bip39 Seed Phrase. A BIP39 mnemonic sentence is actually a list of words (most often 12 or 24) that we could interact with a lot more properly than other people that are not words (bits and numbers as well as the like). BIP39's reason in introducing using mnemonic words is https://zeedirectory.com/listings13052378/bip39-standalone-https-linktr-ee-bip39-bip39-github-no-further-a-mystery