Essential knowledge for newcomers to the crypto world: A comprehensive guide from basics to practical applications.
Basic concepts
Blockchain
A decentralized digital ledger, with data that is transparent and immutable. For example, the Bitcoin network records a block every 10 minutes.
Cryptocurrency (Crypto)
Digital assets based on blockchain technology.
Bitcoin (BTC): The first digital currency, with a total supply of 21 million.
Ethereum (ETH): A blockchain platform that supports smart contracts.
Token
Digital rights certificates issued based on existing blockchains.
Types: Stablecoins (USDT/USDC), governance tokens (UNI), MEME coins (DOGE), etc.

Core ecosystem components
Infrastructure
4F₴ (Solana/BNB Chain)
Layer2# A5* (Arbitrum/Base)
Cross-chain bridge (Polygon Bridge)
Financial system
CEX centralized exchanges (Binance/OKX)
DEX decentralized exchanges (Uniswap/PancakeSwap)
Lending protocols (Aave/Compound)
Application scenarios
NFT digital collectibles (BAYC Bored Ape Yacht Club)
GameFi blockchain games (Axie Infinity)
Metaverse virtual land (Decentraland)
Wallet
7E (MetaMask/Trust Wallet)
Cold wallet (Ledger/Trezor hardware devices)
Data platform
CoinGecko (token market cap query)
Dune Analytics (on-chain data analysis)
DeFiLlama (DeFi project tracking)

⚠️ Risk warning
24/7 extreme volatility (daily fluctuations may exceed 50%)
High risk of contract leverage (extremely high liquidation risk)
Frequent project exits/scams (DYOR principle: Do Your Own Research)

Entry advice

Understand the Bitcoin white paper.

Experience wallet creation and transfers.

Participate in mainstream coin trading with small amounts.

Follow industry media (Coindesk/BlockBeats).#比特币巨鲸动向 $BTC