当新证据证明他们的清白时,这些无辜的囚犯终于被释放了。

The innocent prisoners were finally freed when new evidence proved their innocence.

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The innocent prisoners were finally freed when new evidence proved their innocence.

freed 是动词 free 的过去分词形式,在句中表示被动。free 的基本意思是"使自由、释放",freed 表示"被释放"的状态。

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