This upgrade will convert the main Ethereum network into a Proof of Stake chain (PoS).
However, in the last few months, miners along with other parties have raised the possibility of a hard fork of Ethereum, creating a Proof of Work chain (PoW).
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此次升级会将以太坊主网络转换为权益证明链 (PoS)。
然而，在过去的几个月里，矿工和其他各方提出了以太坊硬分叉的可能性，创建了工作量证明链（PoW）。
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