block

block chain指的是区块链。block chain的例句The block chain allows the secure exchange of any form of value between two entities（两个实体间可通过区块安全交换任何形式的价值）。

block chain的例句The block chain has such rich potential that there is an initiative underway to create additional side chains，though there is controversy around that idea（区块潜力巨大，以至于目前出现了创建更多侧链的倡议，尽管该想法存在争议）。