说明：  SwapHub是一个去中心化的交换平台，构建为Uniswap克隆，具有附加的功能，使用户能够无缝交换、广告...、...，
(SwapHub is a decentralized exchange platform, built as a Uniswap clone, with added functionalities to enable users to seamlessly swap, add liquidity, and exchange various tokens on the Ethereum blockchain. The platform is designed to provide users with a user-friendly and secure environment for trading and liquidity provision.)