(7/16) As blockchain is an immutable ledger, it in turn, provides real-time and secure updates of energy usage.
（7/16）由于区块链是一个不可变的分类账，它反过来提供能源使用的实时和安全更新。
(7/16) As blockchain is an immutable ledger, it in turn, provides real-time and secure updates of energy usage.
（7/16）由于区块链是一个不可变的分类账，它反过来提供能源使用的实时和安全更新。