In short, Oracles are tools for making on-chain and off-chain data available to smart contracts.
And, when it comes to the Maker Protocol, prices are fundamentally important.
Let’s see why.
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简而言之，oracle是使链上和链外数据可用于智能合约的工具。
而且，说到制造商协议，价格至关重要。
让我们看看为什么。
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