1.Decentralization Decentralization refers to the transfer of decision-making and control power from central institutions such as individuals, organizations, or governments to distributed networks.
2.Decentralized Applications (DApp) DApp refers to applications that will run autonomously on blockchain technology using smart contracts.
3.Decentralized Autonomous Organization (DAO) DAO refers to a group controlled by its representative members and not controlled by any central government.
4.Decentralized Finance (DeFi) DeFi refers to the use of smart contracts on the public blockchain, which enables peer-to-peer financial services without relying on intermediaries such as exchanges or banks.
5.IDO（Initial DEX Offering ） IDO refers to the initial decentralized exchange offering.
6.ERC-20 tokens ERC-20 tokens refer to the fungible tokens on Ethereum.
7.ERC-721 tokens ERC-721 tokens refer to the non-fungible tokens on Ethereum.
8.Total Value Locked (TVL) Total Value Locked (TVL) measures the total assets locked in Decentralized Finance (DeFi) protocols, including all tokens and functions such as borrowing, lending, staking, and liquidity pool.
9.Distributed ledger Ledger-shared and synchronized digital data is maintained in a decentralized manner, distributed across multiple countries, institutions, or websites, without any central authority.
10.Wallet address The wallet address refers to a random string connected to a crypto wallet. Wallet owners can receive crypto asset transactions with the help of their wallet address.
11.Private key The private key contains a string of letters and numbers, and should be kept properly as it can be used as a password to unlock crypto wallets.
12.Public key The public key is the address of the encrypted asset wallet. With an address, encrypted assets can only be sent to that person. No one can retrieve or log in to that person's account.
13.Gwei Gwei is a tiny fraction of Ether, equivalent to one billionth of a single Ether, used to measure the gas fee or trading cost on the Ethereum Network.
14.ENS Ethereum Name Service (ENS) is a domain naming system based on the Ethereum blockchain. The ENS Domain Name System resolves to the wallet address, which means you can send NFT and cryptocurrency to it.
15.Mnemonic phrase The mnemonic phrase consists of a list of words (usually ranging from 12 to 24 words), which can be used to recover your password if you forget your password or cannot access your wallet. When you first start using a wallet for transactions, you can view your mnemonic phrases and backup them to a safe place. If possible, please backup in multiple locations. When you first create a crypto wallet, you will receive mnemonic phrases that you can copy. This is how to backup the key without actually holding the number. It is also known as "backup word" or "secret recovery word." Do not store your mnemonic phrases in online cloud storage services or share them with anyone.
