The trading pair #交易对 refers to the exchange relationship between currencies, such as BTC/USDT which indicates purchasing BTC with USDT.

Common trading pairs include BTC/USDT, ETH/USDT, BNB/USDT, etc. These pairs typically have high liquidity, low slippage, and fast transactions, making them suitable for beginners.

There are also some smaller currency trading pairs like DOGE/USDT, PEPE/USDT, which, although volatile, come with high risks.

When choosing a trading pair, factors such as liquidity, trading volume, and platform support should be considered to ensure a good trading experience and safety.