2/ A key component of sidechains is their ability to facilitate a smoother asset #exchange between the mainnet & the secondary blockchain.
2/侧链的一个关键组成部分是它们能够促进主网和；二级区块链。
2/ A key component of sidechains is their ability to facilitate a smoother asset #exchange between the mainnet & the secondary blockchain.
2/侧链的一个关键组成部分是它们能够促进主网和；二级区块链。