No Summary provided as the original text is short
- Layer-2 (L2): A secondary framework built atop an existing blockchain like Ethereum to improve scalability and reduce transaction fees.
- Ethereum: A decentralized open-source blockchain featuring smart contract functionality, enabling applications and services to operate without intermediaries.
- AliPay: A major Chinese digital payment platform operated by Ant Group, known for its extensive user base in online and mobile transactions.