#中心化与去中心化交易所 The transaction type refers to the different kinds of trading methods used in activities involving the buying, selling, swapping, or other transferring of ownership of goods or services. For beginners, it is essential to understand common transaction types such as market orders, limit orders, spot trading, futures trading, and options trading. Each of these transaction types has its own characteristics and is suitable for different scenarios and needs. Investors should choose the appropriate transaction type based on their own situation to achieve asset appreciation and risk control.