Suomea

### 如下图红框部分，我觉得解释 chainId 不太准确。 参考：[Hyperledger Besu](https://besu.hyperledger.org/en/stable/Concepts/NetworkID-And-ChainID/) 的解释`Ethereum networks have two identifiers, a network ID and a chain ID. Although they often have the same value, they have different uses.`